complex arc sine hyperbolic NAME casinh, casinhf, casinhl - complex arc sine hyperbolic LIBRARY Math library ( libm , -lm ) SYNOPSIS #incl...complex arc sine hyperbolic NAME casinh, casinhf, casinhl - complex arc sine hyperbolic LIBRARY Math library ( libm , -lm ) SYNOPSIS #incl...complex arc sine hyperbolic NAME casinh, casinhf, casinhl - complex arc sine hyperbolic LIBRARY Math library ( libm , -lm ) SYNOPSIS #incl...