Constant kvarn::prelude::internals::prelude::utils::prelude::compact_str::core::f64::consts::LN_2

pub const LN_2: f64 = 0.693147180559945309417232121458176568f64; // 0.69314718055994529f64

Available on non-crate feature miri-test-libstd only.

ln(2)