function [m,i]=mmin(a)%MMIN Matrix Minimum Value.% MMIN(A) returns the minimum value in the matrix A.% [M,I] = MMIN(A) in addition returns the indices of% the minimum value in I = [row col].% D.C. Hanselman, University of Maine, Orono ME 04469% 1/4/95% Copyright (c) 1996 by Prentice Hall, Inc.if nargout==2,	%return indices	[m,i]=min(a);	[m,ic]=min(m);	i=[i(ic) ic];else,	m=min(min(a));end