X-Git-Url: https://git.creatis.insa-lyon.fr/pubgit/?p=CreaPhase.git;a=blobdiff_plain;f=octave_packages%2Flinear-algebra-2.2.0%2F%40kronprod%2Frows.m;fp=octave_packages%2Flinear-algebra-2.2.0%2F%40kronprod%2Frows.m;h=54e7e652ce549f3fe6f0c897ccbbac6af7cca750;hp=0000000000000000000000000000000000000000;hb=c880e8788dfc484bf23ce13fa2787f2c6bca4863;hpb=1705066eceaaea976f010f669ce8e972f3734b05 diff --git a/octave_packages/linear-algebra-2.2.0/@kronprod/rows.m b/octave_packages/linear-algebra-2.2.0/@kronprod/rows.m new file mode 100644 index 0000000..54e7e65 --- /dev/null +++ b/octave_packages/linear-algebra-2.2.0/@kronprod/rows.m @@ -0,0 +1,32 @@ +## Copyright (C) 2010 Soren Hauberg +## +## 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 3, 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 file. If not, see . + +## -*- texinfo -*- +## @deftypefn {Function File} rows (@var{KP}) +## Return the number of rows in the Kronecker product @var{KP}. +## @seealso{rows, @@kronprod/size, @@kronprod/columns, @@kronprod/numel} +## @end deftypefn + +function retval = rows (KP) + if (nargin != 1) + print_usage (); + endif + + if (!isa (KP, "kronprod")) + error ("rows: input must be of class 'kronprod'"); + endif + + retval = rows (KP.A) * rows (KP.B); +endfunction