This problem has been polished and the test suite expanded and improved.
Remove the vowels
Find the alphabetic word product
Summation of array
Multiply two polynomials p and q given in in vector representation.
Find the sines of an isosceles triangle when given its area and height
Create a square matrix with given conditions
Find sum of negative elements in row.
Divide polynomial p1 by p2.
Find cosine between two given vectors u and v.
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