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https://www.intel.com/content/www/us/en/docs/onemkl/developer-reference-c/2023-2/extended-eigensolver-output-details.html Extended Eigensolver Output Details extendedeigensolveroutputdetails https://qunasys.com/publications/mb0tagkfasfc/ Deep variational quantum eigensolver for excited states and its application to quantum chemistry... A programmable quantum device that has a large number of qubits without fault-tolerance has emerged recently. Variational Quantum Eigensolver (VQE) is one of th excited statesdeepvariationalquantumeigensolver https://gitlab.com/octopus-code/octopus/-/blob/15.0/testsuite/finite_systems_3d/20-eigensolver.03-plan.inp testsuite/finite_systems_3d/20-eigensolver.03-plan.inp · 15.0 · octopus-code / octopus · GitLab Real-space Time-Dependent Density Functional Theory code (www.octopus-code.org) testsuitefinitesystemseigensolverplan