function [m,i]=mmax(a)%MMAX Matrix Maximum Value.% MMAX(A) returns the maximum value in the matrix A.% [M,I] = MMAX(A) in addition returns the indices of% the maximum 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]=max(a);	[m,ic]=max(m);	i=[i(ic) ic];else,	m=max(max(a));end