=== Example input file === **DIRAC .WAVE FUNCTION .PROPERTIES .ANALYZE **GENERAL #.PCMOIN .PCMOUT **HAMILTONIAN .LVCORR **INTEGRALS .NUCMOD 2 *TWOINT .SCREEN 1.0D-17 *READIN .UNCONTRACT **WAVE FUNCTION .DHF *DHFCAL .EVCCNV 2.0D-6 1.0D6 .ITRINT 0 0 .MAXITR 20 **PROPERTIES .PVC **ANALYZE .MULPOP *MULPOP .VECPOP 1..oo *END OF === Example molecule file === The Re basis set is [[ncpchem:basis_sets|here]]. INTGRL . . C 5 0 A 1. 18 H -0.371985 0.361158 3.360173 H -1.249933 1.668296 2.543733 H 0.344635 1.986269 3.274158 H 0.120546 3.752633 1.079121 H -1.249966 2.999393 0.231132 H 0.105649 3.682243 -0.698671 H 1.191978 2.703717 -2.248509 H 1.584274 1.076792 -2.839124 H 2.822191 2.034025 -2.007816 H 2.665297 -1.030894 -1.952742 H 2.882367 -1.953814 -0.453257 H 3.836952 -0.479981 -0.736552 H 2.010513 -2.217677 1.677096 H 0.926877 -1.498650 2.881732 H 2.598293 -0.909713 2.731438 H 0.403175 -0.955628 -2.732366 H -1.337427 -1.268628 -2.460953 H -0.787617 0.400139 -2.654302 LARGE BASIS cc-pVDZ 6. 11 C 1.302198 -0.232434 1.157759 C 1.777827 -0.105898 -0.209300 C 1.339234 1.207806 -0.692280 C 0.536890 1.802365 0.281770 C 0.412866 0.891082 1.412460 C -0.250350 1.242395 2.714657 C -0.155636 3.128356 0.213057 C 1.746534 1.785291 -2.013584 C 2.840718 -0.938079 -0.870808 C 1.725857 -1.273323 2.161382 C -0.506484 -0.578918 -2.241290 LARGE BASIS cc-pVDZ 8. 1 O -0.905077 -2.173340 0.222830 LARGE BASIS cc-pVDZ 17. 1 Cl -2.461520 0.597973 -0.244869 LARGE BASIS cc-pVDZ 75. 1 Re -0.412209 -0.595166 -0.098696 LARGE BASIS pnc_ir FINISH