eulerMascheroni top-level constant
The Euler–Mascheroni constant (γ).
Limit of (Hₙ − ln n) as n → ∞, where Hₙ is the n-th harmonic number.
ISO 80000-2 symbol: γ Value: 0.577 215 664 901 532 860 60…
Implementation
const double eulerMascheroni = 0.577215664901532860606512090082402431042;