Mercurial > octave-nkf
diff scripts/elfun/asind.m @ 6239:82185e38eea8
[project @ 2007-01-10 22:53:58 by jwe]
author | jwe |
---|---|
date | Wed, 10 Jan 2007 22:53:59 +0000 |
parents | |
children | 98ee80702bca |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/scripts/elfun/asind.m Wed Jan 10 22:53:59 2007 +0000 @@ -0,0 +1,32 @@ +## Copyright (C) 2006 David Bateman <dbateman@free.fr> +## +## This program is free software; you can redistribute it and/or modify +## it under the terms of the GNU General Public License as published by +## the Free Software Foundation; either version 2 of the License, or +## (at your option) any later version. +## +## This program is distributed in the hope that it will be useful, +## but WITHOUT ANY WARRANTY; without even the implied warranty of +## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +## GNU General Public License for more details. +## +## You should have received a copy of the GNU General Public License +## along with this program; if not, write to the Free Software +## Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + +## -*- texinfo -*- +## @deftypefn {Function File} {} asind (@var{x}) +## Compute the inverse sine of an angle in degrees. +## @seealso{asin, sind, acosd} +## @end deftypefn + +function y = asind (x) + if (nargin != 1) + print_usage (); + endif + y = asin(x) .* 180 ./ pi; +endfunction + +%!error(asind()) +%!error(asind(1,2)) +%!assert(asind(0:0.1:1),180/pi*asin(0:0.1:1),-10*eps)