Given the vertices in vectors X,Y, return the area of the polygon they define.
Remove any row in which a NaN appears
Generate a vector like 1,2,2,3,3,3,4,4,4,4
Evaluating a polynomial
Even or Odd
Remove collinear points in a set of 2D points defining a polygon
Non trivial identities - reshape
Find the diagonal of the square of side L
Performance - summation
Simple polynomial evaluation
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