“Know how to solve every problem that has been solved.” “What I cannot create, I do not understand.” — Richard Feynman

Solving the Casida eigenvalue problem yields excitation energies as eigenvalues and oscillator strengths from the eigenvectors (via transition dipoles).

Claims

Solving the Casida eigenvalue problem yields excitation energies as eigenvalues and oscillator strengths from the eigenvectors (via transition dipoles).

✓ supported structural 90% stub quantum-chemistrytddftexcited-stateslinear-response

Connections

prerequisite casida-derives-from-tdks

Referenced by

enables The Casida equation is the linear-response, frequency-domain, adiabatic-kernel limit of the time-dependent Kohn-Sham equation.