There is a 3d matrix [A] that consist of many zeros and only one.
Where is one? Find [i j k].
(hint:use find and ind2sub)
Extract leading non-zero digit
Clean the List of Names
First non-zero element in each column
Column norms of a matrix
Solve equation numerically
Find x in provided equation!
Solve the system of linear equations
Change matrix to vector2
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