Given a matrix M(m,n), where m is the number of vertices of the geometrical element and n is 2 or 3 (2D-plane figure or 3D-solid). M contains coordinates of the vertices C=[x,y,z].
Find C, the center of mass of the element.
if test suit is changed then it is fail
Project Euler: Problem 7, Nth prime
Back to basics 17 - white space
Set some matrix elements to zero
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frame of the matrix
subtract central cross
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