/usr/share/psychtoolbox-3/PsychSignal/MatMin.m is in psychtoolbox-3-common 3.0.11.20140816.dfsg1-1.
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1 2 3 4 5 6 7 | function [minval] = MatMin(image)
% [minval] = MatMin(image)
% Find the minumum value in a matrix.
% 6/13/12 dn Generalize to N-D input by forwarding to MinAll()
minval = MinAll(image);
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