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utriples.h File Reference
#include <occ/qm/cc/uintegrals.h>
#include <unsupported/Eigen/CXX11/Tensor>
Include dependency graph for utriples.h:

Namespaces

namespace  occ
 
namespace  occ::qm
 quantum mechanics/quantum chemistry functionality including Hartree-Fock and more
 
namespace  occ::qm::cc
 

Functions

double occ::qm::cc::uccsd_t (const UCCIntegrals &e, const Eigen::Tensor< double, 2 > &t1a, const Eigen::Tensor< double, 2 > &t1b, const Eigen::Tensor< double, 4 > &t2aa, const Eigen::Tensor< double, 4 > &t2ab, const Eigen::Tensor< double, 4 > &t2bb)
 Perturbative (T) correction for spin-adapted unrestricted CCSD, evaluated natively from the spin-blocked UCCIntegrals (no spin-orbital integral build).