NEHRP Clearinghouse

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• 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: ; Eigenvalues; Dynamic response; Vibration mode; Earthquake engineering; Structural vibration; Matrices (Mathematics); Finite element method; Vibration damping; Degrees of freedom; Resonant frequency; Structural analysis; Algorithms; Nonlinear systems

• Wadia-Fascetti, S.; Smith, H. A.
  Adaptive Dynamic Analysis Considering Structural Lifespan: An Approach Based on Fuzzy Mathematics.
  National Science Foundation, Arlington, VA.; Shimizu Corp., Tokyo (Japan). Ohsaki Research Inst., August 1994, 171 p.
  Keywords: Earthquake damage; Dynamic response; Degradation; Fuzzy sets; Earthquake engineering; Structural vibration; Uncertainty; Structural engineering; Structural failure; Adaptive dynamic analysis; Structural response; Stiffness; Calibration; Structural analysis; Errors