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   cabs.3p    ( 3 )

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Пролог (Prolog)

This manual page is part of the POSIX Programmer's Manual.  The
       Linux implementation of this interface may differ (consult the
       corresponding Linux manual page for details of Linux behavior),
       or the interface may not be implemented on Linux.

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Имя (Name)

cabs, cabsf, cabsl — return a complex absolute value

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Синопсис (Synopsis)

#include <complex.h>

       double cabs(double complex z);
       float cabsf(float complex z);
       long double cabsl(long double complex z);

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Описание (Description)

The functionality described on this reference page is aligned
       with the ISO C standard. Any conflict between the requirements
       described here and the ISO C standard is unintentional. This
       volume of POSIX.1‐2017 defers to the ISO C standard.

       These functions shall compute the complex absolute value (also
       called norm, modulus, or magnitude) of z.

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Возвращаемое значение (Return value)

These functions shall return the complex absolute value.

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Ошибки (Error)

No errors are defined.

       The following sections are informative.

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Примеры (Examples)

None.

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Использование в приложениях (Application usage)

None.

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Обоснование (Rationale)

None.

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Будущие направления (Future directions)

None.

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Смотри также (See also)

The Base Definitions volume of POSIX.1‐2017, complex.h(0p)

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