uni20::BlockSvdSelection< Real > Class Template Reference

Arbitrary paired-state selection from a block-SVD spectrum. More...

#include <block_tensor_svd.hpp>

Public Member Functions
auto	state_ids () const noexcept -> std::span< BlockSvdStateId const >
	Return selected state identities in global spectrum order.
auto	truncation () const noexcept -> linalg::SvdTruncationInfo< Real > const &
	Return statistics for this exact state set.

Friends
template<uni20::Real OtherReal>
auto	make_svd_selection (std::span< BlockSvdState< OtherReal > const > spectrum, std::span< BlockSvdStateId const > requested) -> BlockSvdSelection< OtherReal >
template<uni20::Real OtherReal>
auto	select_svd_states (std::span< BlockSvdState< OtherReal > const > spectrum, linalg::SvdTruncationPolicy< OtherReal > const &policy) -> BlockSvdSelection< OtherReal >

Detailed Description

template<uni20::Real Real>
class uni20::BlockSvdSelection< Real >

Arbitrary paired-state selection from a block-SVD spectrum.

Member Function Documentation

state_ids()

template<uni20::Real Real>

auto uni20::BlockSvdSelection< Real >::state_ids ( ) const -> std::span<BlockSvdStateId const>

inlinenoexcept

Return selected state identities in global spectrum order.

truncation()

template<uni20::Real Real>

auto uni20::BlockSvdSelection< Real >::truncation ( ) const -> linalg::SvdTruncationInfo<Real> const&

inlinenoexcept

Return statistics for this exact state set.

Friends And Related Symbol Documentation

make_svd_selection

template<uni20::Real Real>

template<uni20::Real OtherReal>

auto make_svd_selection ( std::span< BlockSvdState< OtherReal > const >  spectrum, std::span< BlockSvdStateId const >  requested  ) -> BlockSvdSelection< OtherReal >

friend

select_svd_states

template<uni20::Real Real>

template<uni20::Real OtherReal>

auto select_svd_states ( std::span< BlockSvdState< OtherReal > const >  spectrum, linalg::SvdTruncationPolicy< OtherReal > const &  policy  ) -> BlockSvdSelection< OtherReal >

friend

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The documentation for this class was generated from the following file:

• block_tensor_svd.hpp