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Round‐off error in the penalty finite element analysis of incompressible continuous media
Author(s) -
BarYoseph Pinchas
Publication year - 1982
Publication title -
international journal for numerical methods in engineering
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.421
H-Index - 168
eISSN - 1097-0207
pISSN - 0029-5981
DOI - 10.1002/nme.1620180514
Subject(s) - finite element method , mathematics , penalty method , serendipity , lagrangian , matrix (chemical analysis) , augmented lagrangian method , upper and lower bounds , compressibility , mathematical analysis , condition number , mathematical optimization , physics , eigenvalues and eigenvectors , mechanics , structural engineering , engineering , materials science , quantum mechanics , astronomy , composite material
Upper and lower bounds on the spectral condition number of the coefficient matrix are computed for several Lagrangian and serendipity elements.