module math
fn C.cosh(x f64) f64
fn C.sinh(x f64) f64
// cosh calculates hyperbolic cosine.
[inline]
pub fn cosh(a f64) f64 {
return C.cosh(a)
}
// sinh calculates hyperbolic sine.
pub fn sinh(a f64) f64 {
return C.sinh(a)