Template Function sequant::detail::reduce_wick_impl

Function Documentation

template<Statistics S>
void sequant::detail::reduce_wick_impl(std::shared_ptr<Product> &expr, const container::set<Index> &external_indices)

If using orthonormal representation, resolves Kronecker deltas (=overlaps between indices in orthonormal spaces) in summations

Throws:

zero_result – if expr is zero