The title and description of this problem have been cleaned up. Also, its test suite has been expanded and improved.
How to find the position of an element in a vector without using the find function
Back to basics 10 - Max Float
Energy of a photon
Multiply a column by a row
Reverse a matrix
Find the sines of an isosceles triangle when given its area and height
Divide polynomial p1 by p2.
Convert array of decimal numbers into hexadecimal numbers array.
Calculate roots of polynomial given as vector array.
Solve expression III
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