Duality and unified analysis of discrete approximations in structural dynamics and wave propagation: Comparison of p-method finite elements with k-method NURBS

Computer Methods in Applied Mechanics and Engineering

Volumn 197, Issue 49-50, 2008, Pages 4104-4124

  Hughes, T J R ^a   Reali, A ^b,c,d   Sangalli, G ^b,d  

^a UNIVERSITY OF TEXAS AT AUSTIN   (United States)

^b UNIVERSITY OF PAVIA   (Italy)

^c EUROPEAN CENTRE FOR TRAINING AND RESEARCH IN EARTHQUAKE ENGINEERING EUCENTRE   (Italy)

^d CNR   (Italy)

Author keywords

Acoustic branches; Amplitude spectra; B splines; Dispersion analysis; Eigenvalue problems; Evanescent waves; Finite elements; Frequency errors; Frequency response spectra; NURBS; Optical branches; Stopping bands; Structural vibrations; Wave propagation

Indexed keywords

CRACK PROPAGATION; FINITE ELEMENT METHOD; SPLINES; STRUCTURAL ANALYSIS; STRUCTURAL DYNAMICS; WAVE PROPAGATION;

ACOUSTIC BRANCHES; AMPLITUDE SPECTRA; APPROXIMATION PROPERTIES; B-SPLINES; DISCRETE APPROXIMATIONS; DISCRETIZATION; DISPERSION ANALYSIS; EIGENVALUE PROBLEMS; EVANESCENT WAVES; FINITE ELEMENT; FINITE ELEMENTS; FREQUENCY ERRORS; FREQUENCY RESPONSE SPECTRA; NURBS; OPTICAL BRANCHES; SPECTRAL APPROXIMATIONS; STOPPING BANDS; STRUCTURAL VIBRATIONS; UNIFIED ANALYSIS;

POLYNOMIAL APPROXIMATION;

EID: 52749086594     PISSN: 00457825     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.cma.2008.04.006     Document Type: Article

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