overlap() [2/5]

SDef syten::MPS::overlap	(	Operator const &	b,
		Operator const &	a
	)

Returns the overlap of two operators \( \hat A \) and \( \hat B \), equivalent to \(\mathrm{tr}\left(\hat A^\dagger B\right) \).

References syten::MPS::Operator::dIdx, syten::MPS::Operator::lIdx, syten::MPS::Operator::rIdx, std::vector< T >::size(), SYTEN_ASSERT_DEBUG, and syten::MPS::Operator::uIdx.

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