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Constant std::f64::consts::TAU

pub const TAU: f64 = 6.28318530717958647692528676655900577f64; // 6.2831853071795862f64

The full circle constant (τ)

Equal to 2π.

© 2010 The Rust Project Developers
Licensed under the Apache License, Version 2.0 or the MIT license, at your option.
https://doc.rust-lang.org/std/f64/consts/constant.TAU.html