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- % function out = vebe(oper,mat)
- %
- % Element-by-element operation on a VARYING/CONSTANT matrix,
- % using standard MATLAB arithmetic functions with one input
- % argument, such as SIN, ABS, REAL, SQRT, LOG, GAMMA, etc.
- % OPER needs to be a character string, i.e. 'sin', 'abs', etc.
- %
- % See also: EBE, VABS, VDET, VDIAG, VREAL and VEVAL.
-
- function out = vebe(oper,mat)
- if nargin <= 1
- disp('usage: out = vebe(oper,mat)')
- return
- end
- if ~isstr(oper)
- error(['first argument in VEBE should be a character string']);
- return
- end
- [mtype,mrows,mcols,mnum] = minfo(mat);
- if mtype == 'vary'
- [nr,nc] = size(mat);
- eval(['out = [' oper '(mat(1:nr-1,1:nc-1)) mat(1:nr-1,nc);mat(nr,1:nc)];']);
- elseif mtype == 'syst'
- error('VEBE is undefined for SYSTEM matrices')
- return
- else
- eval(['out = ' oper '(mat);']);
- end
- %
- % Copyright MUSYN INC 1991, All Rights Reserved
-