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/osnet-11/usr/src/cmd/perl/5.8.4/distrib/lib/Math/
H A DComplex.pm54 csch cosech sech coth cotanh
1130 # coth
1132 # Computes the hyperbolic cotangent coth(z) = cosh(z) / sinh(z).
1134 sub coth { subroutine
1137 _divbyzero "coth($z)", "sinh($z)" if $sz == 0;
1144 # Alias for coth().
1146 sub cotanh { Math::Complex::coth(@_) }
1696 coth(z) = 1 / tanh(z)
1707 I<coth>, I<acosech>, I<acotanh>, have aliases I<rho>, I<theta>, I<ln>,
1881 tanh sech csch coth
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