“Eigenvalue extraction,” Section 2.5.1
“Variables associated with the natural modes of a model,” Section 2.5.2
“Linear dynamic analysis using modal superposition,” Section 2.5.3
“Damping options for modal dynamics,” Section 2.5.4
“Modal dynamic analysis,” Section 2.5.5
“Response spectrum analysis,” Section 2.5.6
“Steady-state linear dynamic analysis,” Section 2.5.7
“Random response analysis,” Section 2.5.8
“Base motions in modal-based procedures,” Section 2.5.9