//! Mathematical and physical constants.
/// Reduced plank constant in SI units
pub const HBAR: f64 = 1.0545718e-34;
/// Gravitational acceleration in SI units
pub const GC: f64 = 9.80665;
/// Mathematical constant exp(1)
pub const EXP: f64 = E;
/// Mathematica constant pi
pub const PI: f64 = PI;
// The Bohr magneton, defined in SI units of Joules/Tesla.
pub const BOHRMAG: f64 = 9.274e-24;
/// Boltzmann constant in SI units
pub const BOLTZCONST: f64 = 1.38e-23;
/// The value of 1 Atomic Mass Unit (amu) in SI units of kg.
pub const AMU: f64 = 1.6605e-27;
/// Speed of light in SI units of m/s
pub const C: f64 = 299297458.0;
/// Sqrt of 2
pub const SQRT2: f64 = SQRT_2;