dmult extension

[Jaroslav Hajek]

hello,

please consider the attached patch. It rewrites dmult to allow scaling
columns of matrix (like A*diag(B)), and also along arbitrary dimension
(like dmult(ones(3,3,3,3), [1 2 3], 3)).


-- 
RNDr. Jaroslav Hajek
computing expert
Aeronautical Research and Test Institute (VZLU)
Prague, Czech Republic
url: www.highegg.matfyz.cz
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