Function acos

std/math/src/main/float.rs:93–93

(x: f64)

#[plugin_fn]
fn acos(x: f64) -> Result<f64> { if !(-1.0..=1.0).contains(&x) { return Err(dom()); } Ok(libm::acos(x)) }

#[plugin_fn]
fn atan(x: f64) -> f64 { libm::atan(x) }