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Returns the absolute value of the input.



An input to this operation.

This input supports scalar numbers, arrays or clusters of numbers, and arrays of clusters of numbers. x cannot be an unsigned integer because unsigned integers represent only non-negative integers.


absolute value

The absolute value of the input.

When x is of the form x = a + b i, that is, when x is complex, the following equation defines abs:
a b s ( x ) = a 2 + b 2