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Sign-preserving of principal eigenfunctions in P1 finite element approximation of eigenvalue problems of second-order elliptic operators.
Weizhang Huang
Published in:
J. Comput. Phys. (2014)
Keyphrases
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finite element
eigenvalue problems
finite difference
finite element method
finite element analysis
soft tissue
finite element model
mesh generation
gpu accelerated
boundary element
closed form
approximation algorithms
material properties
numerical solution
image processing
biomechanical model
fixed point