TCE gives different energies compared to non-TCE CC calculations
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Forum Vet
2:36:29 AM PST - Sun, Feb 24th 2019
I have read the disscusions on Github, but not your log files.
It seems GAMESS cannot do CCSDT, let alone CCSDTQ, but may provide various faster and accurate approximations to CCSDT, etc., perhaps very useful.