Why change pi? there is pi built into matlab.
Given an unsigned integer x, find the largest y by rearranging the bits in x
Area of a disk
Compute LOG(1+X) in natural log
Calculate Inner Product
ASCII code of a leter.
Square root of a number
Given the variable x as your input, multiply it by four, then divide it by two. Then put the result in y.
Log of a number
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