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annotate general/numerical/array/proddims.m @ 35:f1ce7876346a

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Updated docs.
author samer
date Mon, 21 Jan 2013 11:01:45 +0000
parents db7f4afd27c5
children
rev   line source
samer@4 1 function A=proddims(A,dims)
samer@4 2 % proddims - Product over multiple dimensions
samer@4 3 %
samer@4 4 % proddims ::
samer@4 5 % [Size:[[1,E]]->A] ~'E dimensional array',
samer@4 6 % Dims:[[K]->1..E] ~'dims to prod over'
samer@4 7 % -> [Size1->A] :- Size1=arrset(Size,Dims,1).
samer@4 8 %
samer@4 9 % Result is same size as input except for summed dimensions
samer@4 10 % which are collapsed to a size of 1.
samer@4 11 for i=dims, A=prod(A,i); end