Constant tracing::stdlib::f128::consts::TAU

pub const TAU: f128 = 6.28318530717958647692528676655900576839433879875021164194989_f128; // {transmute(0x4001921fb54442d18469898cc51701b8): f128}

🔬This is a nightly-only experimental API. (f128 #116909)

The full circle constant (τ)

Equal to 2π.