29 Numerics library [numerics]

29.9 Mathematical functions for floating-point types [c.math]

29.9.5 Mathematical special functions [sf.cmath]

29.9.5.6 Complete elliptic integral of the third kind [sf.cmath.comp_ellint_3]

double comp_ellint_3(double k, double nu); float comp_ellint_3f(float k, float nu); long double comp_ellint_3l(long double k, long double nu);

1
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Effects: These functions compute the complete elliptic integral of the third kind of their respective arguments k and nu.

2
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Returns:

Π(ν,k)=Π(ν,k,π/2),for |k|≤1

where k is k and ν is nu.

3
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See also [sf.cmath.ellint_3].