Generate the proper factors of input integer x and return them in ascending order. For more information on proper factors, refer to http://mathworld.wolfram.com/ProperFactor.html.
setdiff returns 1x0 array instead of 0x0 for the first test or for any similar case, anyone know why?
Multiply a column by a row
Given a matrix, return the last eigen value
Generate pi using logarithm
Swap two numbers
Return the first and last character of a string
N-Dimensional Array Slice
Multiples of a Number in a Given Range
Great Circle Distance
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