Specifies whether spherical harmonic (5d, 7f, 9g, etc.) or Cartesian (6d, 10f, 15g, etc.) basis functions are to be used. ON (= 1) uses spherical harmonics, OFF (= 0) uses Cartesians. Psi4 Interface: Keyword set according to basis design when BASIS is used instead of CFOUR_BASIS Keyword subject to translation from value of PUREAM unless set explicitly.
- Type: boolean
- Default: true
