( cMat = 10x10 matrix where the numbers from 1 to 100 runs down the columns)
Calculate cSum as the column-wise sum of cMat. The answer should be a row vector
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First non-zero element in each column
Back to basics 23 - Triangular matrix
Find out total non zero element of matrix
03 - Matrix Variables 2
07 - Common functions and indexing 2
03 - Matrix Variables 6
03 - Matrix Variables 4
07 - Common functions and indexing 4
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