sum

Wed, Apr 23, 2003 10:57 AM

Dear helpers

I have a list where each element is a matrix (the list is 
obtained with lapply). I want to sum those matrices. Is there a 
function to do that? The sum function sums all the elements...
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Thread (10 messages)

Luis Silva sum Apr 23 Jerome Asselin sum Apr 23 Barry Rowlingson sum Apr 23 Sundar Dorai-Raj sum Apr 23 Spencer Graves sum Apr 23 Luis Silva sum Apr 23 Roger D. Peng sum Apr 23 Deepayan Sarkar sum Apr 23 John Fox sum Apr 23 Peter Dalgaard sum Apr 23