### Navigation

- index
- modules
- toc
- next
- previous
- PSI4 [beta5] »
- Appendices »
- Keywords by Module »
- SAPT »

# NAT_ORBS_T2

> Do use MP2 natural orbital approximations for the block of two-electron integrals in the evaluation of second-order T2 amplitudes? Recommended true for all SAPT computations.

> - Type: boolean
> - Default: false

### Navigation

- index
- modules
- toc
- next
- previous
- PSI4 [beta5] »
- Appendices »
- Keywords by Module »
- SAPT »