DocumentCode
445271
Title
Differential forms basis functions for better conditioned integral equations
Author
Fasenfest, Benjamin J. ; White, Dan ; Stowell, Mark ; Rieben, Rob ; Sharpe, Rob ; Madsen, Niel ; Rockway, John D. ; Champagne, Nathan J. ; Jandhyala, Vikram ; Pingenot, James
Author_Institution
Lawrence Livermore Nat. Lab., CA, USA
Volume
4A
fYear
2005
fDate
3-8 July 2005
Firstpage
292
Abstract
Discretized differential-forms basis functions were formulated and implemented for surface integral equation problems. Making the degrees of freedom scale invariant with element size leads to better conditioning of the system matrix for both electrostatic and frequency-domain scattering problems on meshes with a large variation in patch size.
Keywords
S-matrix theory; electromagnetic wave scattering; electrostatics; integral equations; differential-forms basis functions; electrostatics; frequency-domain scattering problems; meshes; patch size variation; surface integral equation; system matrix conditioning; Computational modeling; Differential equations; Electrostatics; Finite element methods; Integral equations; Laboratories; Lagrangian functions; Physics computing; Polynomials; Testing;
fLanguage
English
Publisher
ieee
Conference_Titel
Antennas and Propagation Society International Symposium, 2005 IEEE
Print_ISBN
0-7803-8883-6
Type
conf
DOI
10.1109/APS.2005.1552646
Filename
1552646
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