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cargf, carg, cargl

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< c‎ | numeric‎ | complex
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Defined in header <complex.h>
float       cargf( float complex z );
(since C99)
double      carg( double complex z );
(since C99)
long double cargl( long double complex z );
(since C99)

Computes the argument (also called phase angle) of z, with a branch cut along the negative real axis.

Parameters

z - complex argument

Return value

The argument of z in the interval (−π; π).

Example