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- % function out = vreal(mat)
- %
- % Real part of VARYING/CONSTANT matrix, identical
- % to MATLAB's REAL command, but VREAL works on
- % VARYING matrices also.
- %
- % See also: ABS, IMAG, REAL, VABS, VEBE, VEVAL, and VIMAG.
-
- function out = vreal(mat)
- if nargin ~= 1
- disp('usage: out = vreal(mat)')
- return
- end
- [mtype,mrows,mcols,mnum] = minfo(mat);
- if mtype == 'vary'
- [nr,nc] = size(mat);
- out = [real(mat(1:nr-1,1:nc-1)) mat(1:nr-1,nc);...
- mat(nr,1:nc)];
- elseif mtype == 'syst'
- error('VREAL is undefined for SYSTEM matrices')
- return
- else
- out = real(mat);
- end
- %
- % Copyright MUSYN INC 1991, All Rights Reserved
-