cosh
Calculates the hyperbolic cosine: (e^x + e^-x) / 2
Properties
- cosh(0) = 1
- cosh(-x) = cosh(x) (even function)
- Always >= 1
Fully qualified path: cairo_fp::f128::math::hyp::cosh
fn cosh(a: Fixed) -> FixedPress ← or → to navigate between chapters
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