Calculate sum of positive elements of the matrix.
given 3 sides, find area of this triangle
02 - Vector Variables 2
03 - Matrix Variables 3
Area of a triangle
Divide by 4
For given vectors x,y find coresponding spline coefficients.
Pointwise multiplication of vectors.
Count given word x in text.
Divide polynomial p1 by p2.
Calculate the values of a polynomial.
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