GBTOlib: library for evaluation of molecular integrals in mixed Gaussian / B-spline basis  111
Modules | Variables
phys_const.f90 File Reference

Modules

module  phys_const_gbl
 

Variables

complex(kind=cfp), parameter phys_const_gbl::imu =(0.0_cfp, 1.0_cfp)
 
real(kind=cfp), parameter phys_const_gbl::pi =3.14159265358979323846264338327950288_cfp
 
real(kind=cfp), parameter phys_const_gbl::twopi =6.28318530717958647692528676655900577_cfp
 
real(kind=cfp), parameter phys_const_gbl::fourpi =12.5663706143591729538505735331180115_cfp
 
real(kind=cfp), parameter phys_const_gbl::inv_fourpi =1.0_cfp/fourpi
 
real(kind=cfp), parameter phys_const_gbl::pi5o2 = 17.4934183276248628462628216798715538_cfp
 
real(kind=cfp), parameter phys_const_gbl::pi54 = pi**1.25_cfp
 
real(kind=cfp), parameter phys_const_gbl::rtpi = sqrt(pi)
 
real(kind=cfp), parameter phys_const_gbl::rtpi_half = rtpi*0.5_cfp
 
real(kind=ep1), parameter phys_const_gbl::qtwopi =6.28318530717958647692528676655900577_ep1
 
real(kind=cfp), parameter phys_const_gbl::roneh = 0.707106781186547524400844362104849039_cfp
 
real(kind=cfp), parameter phys_const_gbl::rtwo = 1.41421356237309504880168872420969808_cfp
 
real(kind=cfp), parameter phys_const_gbl::to_au =1.88972599_cfp
 
real(kind=cfp), parameter phys_const_gbl::to_ev =27.21138469_cfp