Added a routine to test if an array is a square matrix.
parent
48672ad10f
commit
91499d7961
|
@ -0,0 +1,48 @@
|
|||
function i = issquare(A)
|
||||
|
||||
%@info:
|
||||
%! @deftypefn {Function File} {@var{i} =} issquare (@var{A})
|
||||
%! @anchor{issquare}
|
||||
%! @sp 1
|
||||
%! Returns 1 if @var{A} is a square matrix, 0 otherwise.
|
||||
%! @sp 2
|
||||
%! @strong{Inputs}
|
||||
%! @sp 1
|
||||
%! @table @ @var
|
||||
%! @item A
|
||||
%! Matrix.
|
||||
%! @end table
|
||||
%! @sp 1
|
||||
%! @strong{Outputs}
|
||||
%! @sp 1
|
||||
%! @table @ @var
|
||||
%! @item i
|
||||
%! Integer scalar (0 or 1).
|
||||
%! @end table
|
||||
%! @sp 2
|
||||
%! @strong{This function is called by:}
|
||||
%! @sp 2
|
||||
%! @strong{This function calls:}
|
||||
%! @sp 2
|
||||
%! @end deftypefn
|
||||
%@eod:
|
||||
|
||||
% Copyright (C) 2012 Dynare Team
|
||||
%
|
||||
% This file is part of Dynare.
|
||||
%
|
||||
% Dynare 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 of the License, or
|
||||
% (at your option) any later version.
|
||||
%
|
||||
% Dynare 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 Dynare. If not, see <http://www.gnu.org/licenses/>.
|
||||
|
||||
d = size(A);
|
||||
i = (length(d)==2) && (d(1)==d(2));
|
Loading…
Reference in New Issue