octave: libinterp/corefcn/betainc.cc annotate

annotate libinterp/corefcn/betainc.cc @ 19075:14bb81940528 stable

doc: Update docstring for datenum to describe format argument (bug #43181) * datenum.m: Update docstring to describe the format argument exactly like the docstring for datevec. Add test using format argument.

author	Mike Miller <mtmiller@ieee.org>
date	Wed, 10 Sep 2014 08:19:43 -0400
parents	870f3e12e163
children	e1b9c8277ada

rev	line source
3254 28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	1 /*
28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	2
17744 d63878346099 maint: Update copyright notices for release. John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	3 Copyright (C) 1997-2013 John W. Eaton
3254 28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	4
28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	5 This file is part of Octave.
28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	6
28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	7 Octave is free software; you can redistribute it and/or modify it
28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	8 under the terms of the GNU General Public License as published by the
7016 93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 5823 diff changeset	9 Free Software Foundation; either version 3 of the License, or (at your
93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 5823 diff changeset	10 option) any later version.
3254 28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	11
28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	12 Octave is distributed in the hope that it will be useful, but WITHOUT
28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	15 for more details.
28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	16
28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	17 You should have received a copy of the GNU General Public License
7016 93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 5823 diff changeset	18 along with Octave; see the file COPYING. If not, see
93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 5823 diff changeset	19 <http://www.gnu.org/licenses/>.
3254 28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	20
28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	21 */
28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	22
28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	23 #ifdef HAVE_CONFIG_H
28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	24 #include <config.h>
28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	25 #endif
28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	26
28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	27 #include "lo-specfun.h"
28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	28
15039 e753177cde93 maint: Move non-dynamically linked functions from DLD-FUNCTIONS/ to corefcn/ directory Rik <rik@octave.org> parents: 14850 diff changeset	29 #include "defun.h"
3254 28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	30 #include "error.h"
28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	31 #include "gripes.h"
28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	32 #include "oct-obj.h"
28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	33 #include "utils.h"
28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	34
14817 67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	35 // FIXME: These functions do not need to be dynamically loaded. They should
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	36 // be placed elsewhere in the Octave code hierarchy.
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	37
15039 e753177cde93 maint: Move non-dynamically linked functions from DLD-FUNCTIONS/ to corefcn/ directory Rik <rik@octave.org> parents: 14850 diff changeset	38 DEFUN (betainc, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	39 "-- texinfo --\n\
3444 fa0d84558faa [project @ 2000-01-17 08:40:39 by jwe] jwe parents: 3254 diff changeset	40 @deftypefn {Mapping Function} {} betainc (@var{x}, @var{a}, @var{b})\n\
12658 08f8fc1e9872 betainc.cc: Correctly refer to function as regularized incomplete Beta function. Rik <octave@nomad.inbox5.com> parents: 11523 diff changeset	41 Return the regularized incomplete Beta function,\n\
3444 fa0d84558faa [project @ 2000-01-17 08:40:39 by jwe] jwe parents: 3254 diff changeset	42 @tex\n\
fa0d84558faa [project @ 2000-01-17 08:40:39 by jwe] jwe parents: 3254 diff changeset	43 $$\n\
12658 08f8fc1e9872 betainc.cc: Correctly refer to function as regularized incomplete Beta function. Rik <octave@nomad.inbox5.com> parents: 11523 diff changeset	44 I (x, a, b) = {1 \\over {B (a, b)}} \\int_0^x t^{(a-z)} (1-t)^{(b-1)} dt.\n\
3444 fa0d84558faa [project @ 2000-01-17 08:40:39 by jwe] jwe parents: 3254 diff changeset	45 $$\n\
fa0d84558faa [project @ 2000-01-17 08:40:39 by jwe] jwe parents: 3254 diff changeset	46 @end tex\n\
8517 81d6ab3ac93c Allow documentation tobe built for other formats than tex and info sh@sh-laptop parents: 7815 diff changeset	47 @ifnottex\n\
10846 a4f482e66b65 Grammarcheck more of the documentation. Rik <octave@nomad.inbox5.com> parents: 10840 diff changeset	48 @c Set example in small font to prevent overfull line\n\
3254 28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	49 \n\
3444 fa0d84558faa [project @ 2000-01-17 08:40:39 by jwe] jwe parents: 3254 diff changeset	50 @smallexample\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10155 diff changeset	51 @group\n\
14437 62a2ef6c09a4 doc: Correct spacing of integrals in Info version of docstrings. Rik <octave@nomad.inbox5.com> parents: 14360 diff changeset	52 x\n\
62a2ef6c09a4 doc: Correct spacing of integrals in Info version of docstrings. Rik <octave@nomad.inbox5.com> parents: 14360 diff changeset	53 1 /\n\
62a2ef6c09a4 doc: Correct spacing of integrals in Info version of docstrings. Rik <octave@nomad.inbox5.com> parents: 14360 diff changeset	54 betainc (x, a, b) = ----------- \| t^(a-1) (1-t)^(b-1) dt.\n\
62a2ef6c09a4 doc: Correct spacing of integrals in Info version of docstrings. Rik <octave@nomad.inbox5.com> parents: 14360 diff changeset	55 beta (a, b) /\n\
62a2ef6c09a4 doc: Correct spacing of integrals in Info version of docstrings. Rik <octave@nomad.inbox5.com> parents: 14360 diff changeset	56 t=0\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10155 diff changeset	57 @end group\n\
3444 fa0d84558faa [project @ 2000-01-17 08:40:39 by jwe] jwe parents: 3254 diff changeset	58 @end smallexample\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10155 diff changeset	59 \n\
8517 81d6ab3ac93c Allow documentation tobe built for other formats than tex and info sh@sh-laptop parents: 7815 diff changeset	60 @end ifnottex\n\
3254 28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	61 \n\
12776 944cf42c699e doc: small documentation fixes for strftime, betainc Rik <octave@nomad.inbox5.com> parents: 12658 diff changeset	62 If @var{x} has more than one component, both @var{a} and @var{b} must be\n\
3444 fa0d84558faa [project @ 2000-01-17 08:40:39 by jwe] jwe parents: 3254 diff changeset	63 scalars. If @var{x} is a scalar, @var{a} and @var{b} must be of\n\
fa0d84558faa [project @ 2000-01-17 08:40:39 by jwe] jwe parents: 3254 diff changeset	64 compatible dimensions.\n\
14850 cfb64ea5c6a3 doc: Add Seealso links to betainc() docstring Rik <octave@nomad.inbox5.com> parents: 14817 diff changeset	65 @seealso{betaincinv, beta, betaln}\n\
3444 fa0d84558faa [project @ 2000-01-17 08:40:39 by jwe] jwe parents: 3254 diff changeset	66 @end deftypefn")
3254 28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	67 {
28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	68 octave_value retval;
28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	69
28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	70 int nargin = args.length ();
28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	71
28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	72 if (nargin == 3)
28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	73 {
28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	74 octave_value x_arg = args(0);
28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	75 octave_value a_arg = args(1);
28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	76 octave_value b_arg = args(2);
28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	77
17861 870f3e12e163 maint: Use phrase "FIXME:" for problem areas in code. Rik <rik@octave.org> parents: 17787 diff changeset	78 // FIXME: Can we make a template version of the duplicated code below
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7017 diff changeset	79 if (x_arg.is_single_type () \|\| a_arg.is_single_type () \|\|
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	80 b_arg.is_single_type ())
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	81 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	82 if (x_arg.is_scalar_type ())
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	83 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	84 float x = x_arg.float_value ();
3254 28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	85
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	86 if (a_arg.is_scalar_type ())
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	87 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	88 float a = a_arg.float_value ();
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7017 diff changeset	89
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	90 if (! error_state)
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	91 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	92 if (b_arg.is_scalar_type ())
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	93 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	94 float b = b_arg.float_value ();
3254 28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	95
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	96 if (! error_state)
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	97 retval = betainc (x, a, b);
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	98 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	99 else
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	100 {
14815 95b93a728603 Use Array superclass, rather than Matrix or NDArray, for betainc function. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	101 Array<float> b = b_arg.float_array_value ();
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7017 diff changeset	102
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	103 if (! error_state)
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	104 retval = betainc (x, a, b);
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	105 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	106 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	107 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	108 else
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	109 {
14815 95b93a728603 Use Array superclass, rather than Matrix or NDArray, for betainc function. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	110 Array<float> a = a_arg.float_array_value ();
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7017 diff changeset	111
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	112 if (! error_state)
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	113 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	114 if (b_arg.is_scalar_type ())
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	115 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	116 float b = b_arg.float_value ();
3254 28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	117
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	118 if (! error_state)
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	119 retval = betainc (x, a, b);
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	120 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	121 else
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	122 {
14815 95b93a728603 Use Array superclass, rather than Matrix or NDArray, for betainc function. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	123 Array<float> b = b_arg.float_array_value ();
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7017 diff changeset	124
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	125 if (! error_state)
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	126 retval = betainc (x, a, b);
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	127 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	128 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	129 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	130 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	131 else
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	132 {
14815 95b93a728603 Use Array superclass, rather than Matrix or NDArray, for betainc function. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	133 Array<float> x = x_arg.float_array_value ();
3254 28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	134
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	135 if (a_arg.is_scalar_type ())
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	136 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	137 float a = a_arg.float_value ();
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7017 diff changeset	138
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	139 if (! error_state)
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	140 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	141 if (b_arg.is_scalar_type ())
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	142 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	143 float b = b_arg.float_value ();
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7017 diff changeset	144
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	145 if (! error_state)
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	146 retval = betainc (x, a, b);
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	147 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	148 else
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	149 {
14815 95b93a728603 Use Array superclass, rather than Matrix or NDArray, for betainc function. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	150 Array<float> b = b_arg.float_array_value ();
3254 28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	151
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	152 if (! error_state)
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	153 retval = betainc (x, a, b);
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	154 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	155 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	156 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	157 else
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	158 {
14815 95b93a728603 Use Array superclass, rather than Matrix or NDArray, for betainc function. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	159 Array<float> a = a_arg.float_array_value ();
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7017 diff changeset	160
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	161 if (! error_state)
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	162 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	163 if (b_arg.is_scalar_type ())
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	164 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	165 float b = b_arg.float_value ();
3254 28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	166
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	167 if (! error_state)
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	168 retval = betainc (x, a, b);
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	169 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	170 else
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	171 {
14815 95b93a728603 Use Array superclass, rather than Matrix or NDArray, for betainc function. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	172 Array<float> b = b_arg.float_array_value ();
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7017 diff changeset	173
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	174 if (! error_state)
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	175 retval = betainc (x, a, b);
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	176 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	177 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	178 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	179 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	180 }
3254 28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	181 else
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	182 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	183 if (x_arg.is_scalar_type ())
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	184 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	185 double x = x_arg.double_value ();
3254 28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	186
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	187 if (a_arg.is_scalar_type ())
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	188 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	189 double a = a_arg.double_value ();
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7017 diff changeset	190
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	191 if (! error_state)
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	192 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	193 if (b_arg.is_scalar_type ())
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	194 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	195 double b = b_arg.double_value ();
3254 28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	196
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	197 if (! error_state)
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	198 retval = betainc (x, a, b);
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	199 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	200 else
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	201 {
14815 95b93a728603 Use Array superclass, rather than Matrix or NDArray, for betainc function. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	202 Array<double> b = b_arg.array_value ();
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7017 diff changeset	203
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	204 if (! error_state)
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	205 retval = betainc (x, a, b);
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	206 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	207 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	208 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	209 else
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	210 {
14815 95b93a728603 Use Array superclass, rather than Matrix or NDArray, for betainc function. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	211 Array<double> a = a_arg.array_value ();
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7017 diff changeset	212
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	213 if (! error_state)
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	214 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	215 if (b_arg.is_scalar_type ())
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	216 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	217 double b = b_arg.double_value ();
3254 28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	218
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	219 if (! error_state)
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	220 retval = betainc (x, a, b);
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	221 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	222 else
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	223 {
14815 95b93a728603 Use Array superclass, rather than Matrix or NDArray, for betainc function. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	224 Array<double> b = b_arg.array_value ();
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7017 diff changeset	225
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	226 if (! error_state)
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	227 retval = betainc (x, a, b);
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	228 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	229 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	230 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	231 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	232 else
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	233 {
14815 95b93a728603 Use Array superclass, rather than Matrix or NDArray, for betainc function. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	234 Array<double> x = x_arg.array_value ();
3254 28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	235
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	236 if (a_arg.is_scalar_type ())
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	237 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	238 double a = a_arg.double_value ();
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7017 diff changeset	239
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	240 if (! error_state)
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	241 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	242 if (b_arg.is_scalar_type ())
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	243 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	244 double b = b_arg.double_value ();
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7017 diff changeset	245
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	246 if (! error_state)
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	247 retval = betainc (x, a, b);
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	248 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	249 else
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	250 {
14815 95b93a728603 Use Array superclass, rather than Matrix or NDArray, for betainc function. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	251 Array<double> b = b_arg.array_value ();
3254 28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	252
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	253 if (! error_state)
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	254 retval = betainc (x, a, b);
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	255 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	256 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	257 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	258 else
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	259 {
14815 95b93a728603 Use Array superclass, rather than Matrix or NDArray, for betainc function. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	260 Array<double> a = a_arg.array_value ();
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7017 diff changeset	261
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	262 if (! error_state)
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	263 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	264 if (b_arg.is_scalar_type ())
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	265 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	266 double b = b_arg.double_value ();
3254 28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	267
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	268 if (! error_state)
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	269 retval = betainc (x, a, b);
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	270 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	271 else
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	272 {
14815 95b93a728603 Use Array superclass, rather than Matrix or NDArray, for betainc function. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	273 Array<double> b = b_arg.array_value ();
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7017 diff changeset	274
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	275 if (! error_state)
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	276 retval = betainc (x, a, b);
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	277 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	278 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	279 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	280 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	281 }
3254 28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	282 }
28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	283 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5402 diff changeset	284 print_usage ();
3254 28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	285
28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	286 return retval;
28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	287 }
28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	288
28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	289 /*
14815 95b93a728603 Use Array superclass, rather than Matrix or NDArray, for betainc function. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	290 ## Double precision
7815 a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7789 diff changeset	291 %!test
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14437 diff changeset	292 %! a = [1, 1.5, 2, 3];
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14437 diff changeset	293 %! b = [4, 3, 2, 1];
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14437 diff changeset	294 %! v1 = betainc (1,a,b);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14437 diff changeset	295 %! v2 = [1,1,1,1];
7815 a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7789 diff changeset	296 %! x = [.2, .4, .6, .8];
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14437 diff changeset	297 %! v3 = betainc (x, a, b);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14437 diff changeset	298 %! v4 = 1 - betainc (1.-x, b, a);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14437 diff changeset	299 %! assert (v1, v2, sqrt (eps));
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14437 diff changeset	300 %! assert (v3, v4, sqrt (eps));
7815 a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7789 diff changeset	301
14815 95b93a728603 Use Array superclass, rather than Matrix or NDArray, for betainc function. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	302 ## Single precision
7815 a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7789 diff changeset	303 %!test
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14437 diff changeset	304 %! a = single ([1, 1.5, 2, 3]);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14437 diff changeset	305 %! b = single ([4, 3, 2, 1]);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14437 diff changeset	306 %! v1 = betainc (1,a,b);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14437 diff changeset	307 %! v2 = single ([1,1,1,1]);
7815 a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7789 diff changeset	308 %! x = single ([.2, .4, .6, .8]);
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14437 diff changeset	309 %! v3 = betainc (x, a, b);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14437 diff changeset	310 %! v4 = 1 - betainc (1.-x, b, a);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14437 diff changeset	311 %! assert (v1, v2, sqrt (eps ("single")));
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14437 diff changeset	312 %! assert (v3, v4, sqrt (eps ("single")));
7815 a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7789 diff changeset	313
14815 95b93a728603 Use Array superclass, rather than Matrix or NDArray, for betainc function. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	314 ## Mixed double/single precision
7815 a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7789 diff changeset	315 %!test
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14437 diff changeset	316 %! a = single ([1, 1.5, 2, 3]);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14437 diff changeset	317 %! b = [4, 3, 2, 1];
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14437 diff changeset	318 %! v1 = betainc (1,a,b);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14437 diff changeset	319 %! v2 = single ([1,1,1,1]);
7815 a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7789 diff changeset	320 %! x = [.2, .4, .6, .8];
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14437 diff changeset	321 %! v3 = betainc (x, a, b);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14437 diff changeset	322 %! v4 = 1-betainc (1.-x, b, a);
14815 95b93a728603 Use Array superclass, rather than Matrix or NDArray, for betainc function. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	323 %! assert (v1, v2, sqrt (eps ("single")));
95b93a728603 Use Array superclass, rather than Matrix or NDArray, for betainc function. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	324 %! assert (v3, v4, sqrt (eps ("single")));
7815 a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7789 diff changeset	325
14815 95b93a728603 Use Array superclass, rather than Matrix or NDArray, for betainc function. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	326 %!error betainc ()
95b93a728603 Use Array superclass, rather than Matrix or NDArray, for betainc function. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	327 %!error betainc (1)
95b93a728603 Use Array superclass, rather than Matrix or NDArray, for betainc function. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	328 %!error betainc (1,2)
95b93a728603 Use Array superclass, rather than Matrix or NDArray, for betainc function. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	329 %!error betainc (1,2,3,4)
7815 a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7789 diff changeset	330 */
14817 67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	331
15039 e753177cde93 maint: Move non-dynamically linked functions from DLD-FUNCTIONS/ to corefcn/ directory Rik <rik@octave.org> parents: 14850 diff changeset	332 DEFUN (betaincinv, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	333 "-- texinfo --\n\
14817 67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	334 @deftypefn {Mapping Function} {} betaincinv (@var{y}, @var{a}, @var{b})\n\
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	335 Compute the inverse of the incomplete Beta function, i.e., @var{x} such that\n\
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	336 \n\
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	337 @example\n\
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	338 @var{y} == betainc (@var{x}, @var{a}, @var{b}) \n\
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	339 @end example\n\
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	340 @seealso{betainc, beta, betaln}\n\
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	341 @end deftypefn")
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	342 {
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	343 octave_value retval;
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	344
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	345 int nargin = args.length ();
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	346
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	347 if (nargin == 3)
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	348 {
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	349 octave_value x_arg = args(0);
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	350 octave_value a_arg = args(1);
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	351 octave_value b_arg = args(2);
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	352
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	353 if (x_arg.is_scalar_type ())
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	354 {
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	355 double x = x_arg.double_value ();
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	356
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	357 if (a_arg.is_scalar_type ())
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	358 {
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	359 double a = a_arg.double_value ();
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	360
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	361 if (! error_state)
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	362 {
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	363 if (b_arg.is_scalar_type ())
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	364 {
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	365 double b = b_arg.double_value ();
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	366
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	367 if (! error_state)
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	368 retval = betaincinv (x, a, b);
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	369 }
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	370 else
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	371 {
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	372 Array<double> b = b_arg.array_value ();
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	373
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	374 if (! error_state)
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	375 retval = betaincinv (x, a, b);
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	376 }
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	377 }
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	378 }
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	379 else
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	380 {
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	381 Array<double> a = a_arg.array_value ();
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	382
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	383 if (! error_state)
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	384 {
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	385 if (b_arg.is_scalar_type ())
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	386 {
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	387 double b = b_arg.double_value ();
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	388
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	389 if (! error_state)
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	390 retval = betaincinv (x, a, b);
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	391 }
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	392 else
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	393 {
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	394 Array<double> b = b_arg.array_value ();
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	395
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	396 if (! error_state)
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	397 retval = betaincinv (x, a, b);
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	398 }
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	399 }
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	400 }
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	401 }
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	402 else
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	403 {
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	404 Array<double> x = x_arg.array_value ();
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	405
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	406 if (a_arg.is_scalar_type ())
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	407 {
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	408 double a = a_arg.double_value ();
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	409
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	410 if (! error_state)
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	411 {
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	412 if (b_arg.is_scalar_type ())
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	413 {
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	414 double b = b_arg.double_value ();
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	415
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	416 if (! error_state)
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	417 retval = betaincinv (x, a, b);
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	418 }
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	419 else
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	420 {
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	421 Array<double> b = b_arg.array_value ();
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	422
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	423 if (! error_state)
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	424 retval = betaincinv (x, a, b);
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	425 }
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	426 }
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	427 }
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	428 else
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	429 {
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	430 Array<double> a = a_arg.array_value ();
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	431
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	432 if (! error_state)
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	433 {
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	434 if (b_arg.is_scalar_type ())
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	435 {
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	436 double b = b_arg.double_value ();
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	437
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	438 if (! error_state)
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	439 retval = betaincinv (x, a, b);
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	440 }
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	441 else
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	442 {
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	443 Array<double> b = b_arg.array_value ();
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	444
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	445 if (! error_state)
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	446 retval = betaincinv (x, a, b);
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	447 }
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	448 }
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	449 }
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	450 }
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	451
14850 cfb64ea5c6a3 doc: Add Seealso links to betainc() docstring Rik <octave@nomad.inbox5.com> parents: 14817 diff changeset	452 // FIXME: It would be better to have an algorithm for betaincinv which
cfb64ea5c6a3 doc: Add Seealso links to betainc() docstring Rik <octave@nomad.inbox5.com> parents: 14817 diff changeset	453 // accepted float inputs and returned float outputs. As it is, we do
cfb64ea5c6a3 doc: Add Seealso links to betainc() docstring Rik <octave@nomad.inbox5.com> parents: 14817 diff changeset	454 // extra work to calculate betaincinv to double precision and then throw
cfb64ea5c6a3 doc: Add Seealso links to betainc() docstring Rik <octave@nomad.inbox5.com> parents: 14817 diff changeset	455 // that precision away.
14817 67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	456 if (x_arg.is_single_type () \|\| a_arg.is_single_type () \|\|
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	457 b_arg.is_single_type ())
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	458 {
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	459 retval = Array<float> (retval.array_value ());
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	460 }
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	461 }
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	462 else
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	463 print_usage ();
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	464
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	465 return retval;
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	466 }
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	467
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	468 /*
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	469 %!assert (betaincinv ([0.875 0.6875], [1 2], 3), [0.5 0.5], sqrt (eps))
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	470 %!assert (betaincinv (0.5, 3, 3), 0.5, sqrt (eps))
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	471 %!assert (betaincinv (0.34375, 4, 3), 0.5, sqrt (eps))
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	472 %!assert (betaincinv (0.2265625, 5, 3), 0.5, sqrt (eps))
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	473 %!assert (betaincinv (0.14453125, 6, 3), 0.5, sqrt (eps))
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	474 %!assert (betaincinv (0.08984375, 7, 3), 0.5, sqrt (eps))
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	475 %!assert (betaincinv (0.0546875, 8, 3), 0.5, sqrt (eps))
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	476 %!assert (betaincinv (0.03271484375, 9, 3), 0.5, sqrt (eps))
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	477 %!assert (betaincinv (0.019287109375, 10, 3), 0.5, sqrt (eps))
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	478
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	479 ## Test class single as well
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	480 %!assert (betaincinv ([0.875 0.6875], [1 2], single (3)), [0.5 0.5], sqrt (eps ("single")))
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	481 %!assert (betaincinv (0.5, 3, single (3)), 0.5, sqrt (eps ("single")))
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	482 %!assert (betaincinv (0.34375, 4, single (3)), 0.5, sqrt (eps ("single")))
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	483
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	484 ## Extreme values
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	485 %!assert (betaincinv (0, 42, 42), 0, sqrt (eps))
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	486 %!assert (betaincinv (1, 42, 42), 1, sqrt (eps))
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	487
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	488 %!error betaincinv ()
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	489 %!error betaincinv (1, 2)
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	490 */
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	491

Mercurial > octave

annotate libinterp/corefcn/betainc.cc @ 19075:14bb81940528 stable