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Chung Leong edited this page Jan 10, 2022
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2 revisions
catan - Arc tangent of complex number
float[2] catan ( float[2] $z )
catan() returns the tangent of z.
Parameters:
z - The complex number to process. It can be one two-element array or an array of two-element arrays. z[0] should contain the real part and z[1] should contain the imaginary part.
Return Value:
The arc tangent of z. The size of the return value will match that of z.