add `std.math.tau` constant (equivalent to 2 * pi)

master
dbandstra 2019-11-18 21:46:14 -08:00 committed by Andrew Kelley
parent aa4e92f3b3
commit b3539b40a6
1 changed files with 3 additions and 0 deletions

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@ -10,6 +10,9 @@ pub const e = 2.71828182845904523536028747135266249775724709369995;
/// Archimedes' constant (π)
pub const pi = 3.14159265358979323846264338327950288419716939937510;
/// Circle constant (τ)
pub const tau = 2 * pi;
/// log2(e)
pub const log2e = 1.442695040888963407359924681001892137;