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/osnet-11/usr/src/cmd/perl/5.8.4/distrib/lib/Math/
H A DComplex.pm51 asin acos atan
929 # acos
931 # Computes the arc cosine acos(z) = -i log(z + sqrt(z*z-1)).
933 sub acos { subroutine
997 # Computes the arc secant asec(z) = acos(1 / z).
1002 return acos(1 / $z);
1683 acos(z) = -i * log(z + i*sqrt(1-z*z))
1687 asec(z) = acos(1 / z)

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