- fpsinh xprocedure
- fpcosh xprocedure
- fptanh xprocedure
- x
- flonum
Return the hyperbolic sine, cosine, and tangent of x, respectively.
Maximum observed error is 2 ulps (see fpulp), making these functions (currently) much more accurate than their (math base) counterparts (Note: currently missing). They also return sensible values on the largest possible domain.