Constant std::f64::consts::FRAC_1_SQRT_PI
pub const FRAC_1_SQRT_PI: f64 = 0.564189583547756286948079451560772586_f64; // 0.56418958354775628f64🔬This is a nightly-only experimental API. (
more_float_constants #103883)
1/sqrt(π)
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Licensed under the Apache License, Version 2.0 or the MIT license, at your option.
https://doc.rust-lang.org/std/f64/consts/constant.FRAC_1_SQRT_PI.html