pub const FRAC_PI_3: f64 = 1.04719755119659774615421446109316763f64; // 1.0471975511965979f64
π/3
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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_PI_3.html