octave-nkf: libinterp/corefcn/betainc.cc annotate

annotate libinterp/corefcn/betainc.cc @ 20593:c41595061186

eliminate more simple uses of error_state * betainc.cc, file-io.cc, ov-class.cc, ov-struct.cc: Eliminate simple uses of error_state.

author	John W. Eaton <jwe@octave.org>
date	Mon, 05 Oct 2015 23:09:54 -0400
parents	4f45eaf83908
children

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
19731 4197fc428c7d maint: Update copyright notices for 2015. John W. Eaton <jwe@octave.org> parents: 18517 diff changeset	3 Copyright (C) 1997-2015 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
15039 e753177cde93 maint: Move non-dynamically linked functions from DLD-FUNCTIONS/ to corefcn/ directory Rik <rik@octave.org> parents: 14850 diff changeset	36 DEFUN (betainc, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	37 "-- texinfo --\n\
3444 fa0d84558faa [project @ 2000-01-17 08:40:39 by jwe] jwe parents: 3254 diff changeset	38 @deftypefn {Mapping Function} {} betainc (@var{x}, @var{a}, @var{b})\n\
20207 4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19898 diff changeset	39 Compute the regularized incomplete Beta function.\n\
4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19898 diff changeset	40 \n\
4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19898 diff changeset	41 The regularized incomplete Beta function is defined by\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
19898 17d647821d61 maint: More cleanup of C++ code to follow Octave coding conventions. John W. Eaton <jwe@octave.org> parents: 19731 diff changeset	79 if (x_arg.is_single_type () \|\| a_arg.is_single_type ()
17d647821d61 maint: More cleanup of C++ code to follow Octave coding conventions. John W. Eaton <jwe@octave.org> parents: 19731 diff changeset	80 \|\| b_arg.is_single_type ())
10154 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
20593 c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	90 if (b_arg.is_scalar_type ())
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	91 {
20593 c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	92 float b = b_arg.float_value ();
3254 28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	93
20593 c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	94 retval = betainc (x, a, b);
c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	95 }
c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	96 else
c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	97 {
c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	98 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	99
20593 c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	100 retval = betainc (x, a, b);
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	101 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	102 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	103 else
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	104 {
14815 95b93a728603 Use Array superclass, rather than Matrix or NDArray, for betainc function. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	105 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	106
20593 c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	107 if (b_arg.is_scalar_type ())
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	108 {
20593 c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	109 float b = b_arg.float_value ();
3254 28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	110
20593 c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	111 retval = betainc (x, a, b);
c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	112 }
c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	113 else
c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	114 {
c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	115 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	116
20593 c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	117 retval = betainc (x, a, b);
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	118 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	119 }
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> x = x_arg.float_array_value ();
3254 28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	124
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	125 if (a_arg.is_scalar_type ())
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	126 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	127 float a = a_arg.float_value ();
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7017 diff changeset	128
20593 c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	129 if (b_arg.is_scalar_type ())
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	130 {
20593 c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	131 float b = b_arg.float_value ();
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7017 diff changeset	132
20593 c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	133 retval = betainc (x, a, b);
c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	134 }
c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	135 else
c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	136 {
c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	137 Array<float> b = b_arg.float_array_value ();
3254 28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	138
20593 c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	139 retval = betainc (x, a, b);
10154 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 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	142 else
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	143 {
14815 95b93a728603 Use Array superclass, rather than Matrix or NDArray, for betainc function. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	144 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	145
20593 c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	146 if (b_arg.is_scalar_type ())
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	147 {
20593 c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	148 float b = b_arg.float_value ();
3254 28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	149
20593 c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	150 retval = betainc (x, a, b);
c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	151 }
c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	152 else
c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	153 {
c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	154 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	155
20593 c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	156 retval = betainc (x, a, b);
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	157 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	158 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	159 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	160 }
3254 28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	161 else
10154 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 (x_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 double x = x_arg.double_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 (a_arg.is_scalar_type ())
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	168 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	169 double a = a_arg.double_value ();
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7017 diff changeset	170
20593 c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	171 if (b_arg.is_scalar_type ())
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	172 {
20593 c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	173 double b = b_arg.double_value ();
3254 28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	174
20593 c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	175 retval = betainc (x, a, b);
c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	176 }
c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	177 else
c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	178 {
c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	179 Array<double> b = b_arg.array_value ();
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7017 diff changeset	180
20593 c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	181 retval = betainc (x, a, b);
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 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	184 else
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	185 {
14815 95b93a728603 Use Array superclass, rather than Matrix or NDArray, for betainc function. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	186 Array<double> a = a_arg.array_value ();
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7017 diff changeset	187
20593 c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	188 if (b_arg.is_scalar_type ())
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	189 {
20593 c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	190 double b = b_arg.double_value ();
3254 28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	191
20593 c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	192 retval = betainc (x, a, b);
c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	193 }
c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	194 else
c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	195 {
c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	196 Array<double> b = b_arg.array_value ();
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7017 diff changeset	197
20593 c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	198 retval = betainc (x, a, b);
10154 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 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	201 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	202 else
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	203 {
14815 95b93a728603 Use Array superclass, rather than Matrix or NDArray, for betainc function. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	204 Array<double> x = x_arg.array_value ();
3254 28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	205
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	206 if (a_arg.is_scalar_type ())
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 double a = a_arg.double_value ();
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7017 diff changeset	209
20593 c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	210 if (b_arg.is_scalar_type ())
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	211 {
20593 c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	212 double b = b_arg.double_value ();
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7017 diff changeset	213
20593 c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	214 retval = betainc (x, a, b);
c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	215 }
c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	216 else
c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	217 {
c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	218 Array<double> b = b_arg.array_value ();
3254 28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	219
20593 c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	220 retval = betainc (x, a, b);
10154 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 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	223 else
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	224 {
14815 95b93a728603 Use Array superclass, rather than Matrix or NDArray, for betainc function. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	225 Array<double> a = a_arg.array_value ();
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7017 diff changeset	226
20593 c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	227 if (b_arg.is_scalar_type ())
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	228 {
20593 c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	229 double b = b_arg.double_value ();
3254 28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	230
20593 c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	231 retval = betainc (x, a, b);
c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	232 }
c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	233 else
c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	234 {
c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	235 Array<double> b = b_arg.array_value ();
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7017 diff changeset	236
20593 c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	237 retval = betainc (x, a, b);
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	238 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	239 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	240 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	241 }
3254 28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	242 }
28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	243 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5402 diff changeset	244 print_usage ();
3254 28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	245
28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	246 return retval;
28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	247 }
28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	248
28d5f556b8cf [project @ 1999-07-15 16:02:57 by jwe] jwe parents: diff changeset	249 /*
14815 95b93a728603 Use Array superclass, rather than Matrix or NDArray, for betainc function. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	250 ## Double precision
7815 a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7789 diff changeset	251 %!test
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14437 diff changeset	252 %! 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	253 %! 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	254 %! 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	255 %! 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	256 %! 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	257 %! 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	258 %! 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	259 %! 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	260 %! 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	261
14815 95b93a728603 Use Array superclass, rather than Matrix or NDArray, for betainc function. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	262 ## Single precision
7815 a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7789 diff changeset	263 %!test
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14437 diff changeset	264 %! 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	265 %! 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	266 %! 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	267 %! 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	268 %! 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	269 %! 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	270 %! 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	271 %! 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	272 %! 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	273
14815 95b93a728603 Use Array superclass, rather than Matrix or NDArray, for betainc function. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	274 ## 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	275 %!test
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14437 diff changeset	276 %! 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	277 %! 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	278 %! 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	279 %! 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	280 %! 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	281 %! 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	282 %! 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	283 %! 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	284 %! 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	285
14815 95b93a728603 Use Array superclass, rather than Matrix or NDArray, for betainc function. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	286 %!error betainc ()
95b93a728603 Use Array superclass, rather than Matrix or NDArray, for betainc function. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	287 %!error betainc (1)
95b93a728603 Use Array superclass, rather than Matrix or NDArray, for betainc function. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	288 %!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	289 %!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	290 */
14817 67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	291
15039 e753177cde93 maint: Move non-dynamically linked functions from DLD-FUNCTIONS/ to corefcn/ directory Rik <rik@octave.org> parents: 14850 diff changeset	292 DEFUN (betaincinv, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	293 "-- texinfo --\n\
14817 67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	294 @deftypefn {Mapping Function} {} betaincinv (@var{y}, @var{a}, @var{b})\n\
20207 4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19898 diff changeset	295 Compute the inverse of the incomplete Beta function.\n\
4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19898 diff changeset	296 \n\
4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19898 diff changeset	297 The inverse is the value @var{x} such that\n\
14817 67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	298 \n\
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	299 @example\n\
20207 4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19898 diff changeset	300 @var{y} == betainc (@var{x}, @var{a}, @var{b})\n\
14817 67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	301 @end example\n\
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	302 @seealso{betainc, beta, betaln}\n\
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	303 @end deftypefn")
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	304 {
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	305 octave_value retval;
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	306
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	307 int nargin = args.length ();
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	308
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	309 if (nargin == 3)
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	310 {
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	311 octave_value x_arg = args(0);
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	312 octave_value a_arg = args(1);
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	313 octave_value b_arg = args(2);
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	314
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	315 if (x_arg.is_scalar_type ())
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	316 {
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	317 double x = x_arg.double_value ();
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	318
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	319 if (a_arg.is_scalar_type ())
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	320 {
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	321 double a = a_arg.double_value ();
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	322
20593 c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	323 if (b_arg.is_scalar_type ())
14817 67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	324 {
20593 c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	325 double b = b_arg.double_value ();
14817 67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	326
20593 c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	327 retval = betaincinv (x, a, b);
c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	328 }
c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	329 else
c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	330 {
c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	331 Array<double> b = b_arg.array_value ();
14817 67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	332
20593 c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	333 retval = betaincinv (x, a, b);
14817 67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	334 }
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	335 }
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	336 else
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	337 {
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	338 Array<double> a = a_arg.array_value ();
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	339
20593 c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	340 if (b_arg.is_scalar_type ())
14817 67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	341 {
20593 c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	342 double b = b_arg.double_value ();
14817 67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	343
20593 c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	344 retval = betaincinv (x, a, b);
c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	345 }
c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	346 else
c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	347 {
c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	348 Array<double> b = b_arg.array_value ();
14817 67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	349
20593 c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	350 retval = betaincinv (x, a, b);
14817 67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	351 }
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 }
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	354 else
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	355 {
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	356 Array<double> x = x_arg.array_value ();
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	357
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	358 if (a_arg.is_scalar_type ())
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	359 {
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	360 double a = a_arg.double_value ();
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	361
20593 c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	362 if (b_arg.is_scalar_type ())
14817 67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	363 {
20593 c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	364 double b = b_arg.double_value ();
14817 67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	365
20593 c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	366 retval = betaincinv (x, a, b);
c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	367 }
c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	368 else
c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	369 {
c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	370 Array<double> b = b_arg.array_value ();
14817 67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	371
20593 c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	372 retval = betaincinv (x, a, b);
14817 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 }
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	375 else
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 Array<double> a = a_arg.array_value ();
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	378
20593 c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	379 if (b_arg.is_scalar_type ())
14817 67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	380 {
20593 c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	381 double b = b_arg.double_value ();
14817 67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	382
20593 c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	383 retval = betaincinv (x, a, b);
c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	384 }
c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	385 else
c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	386 {
c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	387 Array<double> b = b_arg.array_value ();
14817 67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	388
20593 c41595061186 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20207 diff changeset	389 retval = betaincinv (x, a, b);
14817 67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	390 }
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 }
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	393
14850 cfb64ea5c6a3 doc: Add Seealso links to betainc() docstring Rik <octave@nomad.inbox5.com> parents: 14817 diff changeset	394 // 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	395 // 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	396 // 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	397 // that precision away.
19898 17d647821d61 maint: More cleanup of C++ code to follow Octave coding conventions. John W. Eaton <jwe@octave.org> parents: 19731 diff changeset	398 if (x_arg.is_single_type () \|\| a_arg.is_single_type ()
17d647821d61 maint: More cleanup of C++ code to follow Octave coding conventions. John W. Eaton <jwe@octave.org> parents: 19731 diff changeset	399 \|\| b_arg.is_single_type ())
14817 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 retval = Array<float> (retval.array_value ());
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	402 }
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 else
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	405 print_usage ();
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	406
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	407 return retval;
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	408 }
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 /*
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	411 %!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	412 %!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	413 %!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	414 %!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	415 %!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	416 %!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	417 %!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	418 %!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	419 %!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	420
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	421 ## Test class single as well
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	422 %!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	423 %!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	424 %!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	425
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	426 ## Extreme values
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	427 %!assert (betaincinv (0, 42, 42), 0, sqrt (eps))
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	428 %!assert (betaincinv (1, 42, 42), 1, sqrt (eps))
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 %!error betaincinv ()
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	431 %!error betaincinv (1, 2)
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	432 */
67897baaa05f Adapt implementation of betaincinv to Octave. Rik <octave@nomad.inbox5.com> parents: 14815 diff changeset	433

Mercurial > octave-nkf

annotate libinterp/corefcn/betainc.cc @ 20593:c41595061186