Exact numerical computation of kinetic energy operator in curvilinear coordinates.
J. Chem. Phys. Vol 116 (2002) p8560.
download a f77 copy of Tnum Tnum-v13.2.tar.gz
gunzip Tnum-v13.2.tar.gz tar xvf Tnum-v13.2.tar cd Tnum/Tnum-v13.2 makeThere are examples in Tnum/Tnum-v13.2/examples
download a f90 copy of Tnum Tnum_f90-v2.1.tar.gz
gunzip Tnum_f90-v2.1.tar.gz tar xvf Tnum_f90-v2.1.tar cd Tnum_f90-v2.1 makeThere are examples in Tnum_f90-v2.1/examples
For the new versions, Tnum is coupled with ElVibRot
.