Ninja Library - Mathematical Function

njInvertSqrt

Returns the inverse square root

FORMAT

Float njInvertSqrt( n )
Float n

PARAMETER

 n  Arbitrary real number 

RETURN

Inverse square root

DESCRIPTION

Determines the inverse square root (1/square root) of arbitrary real number n and returns the value found as the result.

EXAMPLE

ans = njInvertSqrt( -3.14159265f );
% Result %
ans = -0.564190

NOTE

If arbitrary real number n is negative, the negative value of the inverse square root of the absolute value of n is returned.

REFERENCE

njSqrt()

njInvertSqrt
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