26 #ifndef ELEMENTSKERNEL_ELEMENTSKERNEL_MATHCONSTANTS_H_
27 #define ELEMENTSKERNEL_ELEMENTSKERNEL_MATHCONSTANTS_H_
33 constexpr
double pi = 3.14159265358979323846;
48 constexpr
double gamma = 0.57721566490153286061;
50 constexpr
double e = 2.71828182845904523536;
55 #endif // ELEMENTSKERNEL_ELEMENTSKERNEL_MATHCONSTANTS_H_
constexpr double gamma
The Euler-Mascheroni constant.
constexpr double sqrt_of_pi
constexpr double sqrt_of_two
constexpr double e
The base of the natural logarithm .
constexpr double sqrt_of_halfpi