1CABS(3)                      complex math routines                     CABS(3)
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NAME

6       cabs, cabsf, cabsl - absolute value of a complex number
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SYNOPSIS

9       #include <complex.h>
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11       double cabs(double complex z);
12       float cabsf(float complex z);
13       long double cabsl(long double complex z);
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15       Link with -lm.
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DESCRIPTION

18       The cabs() function returns the absolute value of the complex number z.
19       The result is a real number.
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NOTE

22       The function is actually an alias for hypot(a,b) = sqrt(a*a+b*b).
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CONFORMING TO

25       C99
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SEE ALSO

28       abs(3), cimag(3), hypot(3), complex(7)
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32                                  2002-07-28                           CABS(3)