NEHRP Clearinghouse

displaying 1 - 2 results in total 2

• ['Igusa, T.', 'Der Kiureghian, A.']
  Dynamic Analysis of Multiply Tuned and Arbitrarily Supported Secondary Systems.
  National Science Foundation, Washington, DC., July 1983, 240 p.
  Identifying Number(s): UCB/EERC-83/07
  Keywords: Building subsystems; Eigenvalues; Substructures; Damping; Dynamic response; Buildings; Earthquake engineering; Degrees of freedom; Approximation; Frequency response; Perturbation; Earthquakes

• ['Singh, R. K.', 'Smith, H. A.']
  Vibration Analysis of Skeletal Systems Using a Mixed Formulation with an Arnoldi-Based Nonlinear Eigensolution Technique.
  National Science Foundation, Washington, DC., December 1993, 192 p.
  Keywords: ; Finite element method; Vibration mode; Structural vibration; Eigenvalues; Algorithms; Matrices (Mathematics); Dynamic response; Degrees of freedom; Earthquake engineering; Vibration damping; Resonant frequency; Nonlinear systems; Structural analysis