Abstract

We consider multigrid and domain decomposition methods for the numerical solution of electrostatics problems arising in biophysics.We compare multigrid methods designed for discontinuous coefficients with domain decomposition methods, including comparisons of standard multigrid methods, algebraic multigrid methods, additive and multiplicative Schwarz domain decomposition methods, and acceleration of multigrid and domain decomposition methods with conjugate gradient methods.As a test problem, we consider a linearization of the Poisson-Boltzmann equation, which describes the electrostatic potential of a large complex biomolecule lying in an ionic solvent.

Keywords

MathematicsDomain decomposition methodsMultigrid methodElectrostaticsDecompositionDomain (mathematical analysis)Applied mathematicsAlgebra over a fieldMathematical analysisPure mathematicsPartial differential equationPhysical chemistryPhysicsChemistryFinite element method

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Year
1994
Type
other
Pages
231-238
Citations
2
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Closed

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Michael Holst, Faisal Saied (1994). Multigrid and domain decomposition methods for electrostatics problems. Contemporary mathematics - American Mathematical Society , 231-238. https://doi.org/10.1090/conm/180/01975

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DOI
10.1090/conm/180/01975