Preconditioners in applications II

Leelavathi, K (2000) Preconditioners in applications II. Technical Report. National Aerospace Laboratories, Bangalore, India.

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Abstract

Duringthelasttwodecades,preconditionershavebeenwidelyapplied.tosolveseveralproblemsinvariousfieldsofScienceandEngineering.Theyplayaveryimportantroleinsolvingill-conditionedproblemswhichcouldnotbesolvedotherwiseandtheseoccurofteninindustrialproblem.Preconditionerstransformthemintowell-conditionedoneshavingsmallnumberofclustersofeigen-values.These.clustersarerelatedtothenumberofiterationsrequiredtosolvetheproblemwhenCGManditsvariantsareused.Inthisreportthepreconditionersaregroupedaccordingtotheareasofapplicationnamely,Partialdifferentialequations.,Anisotropicproblems,Harwell-Boeingcollectionandothermatrices,Groundwaterflow,Semiconductor device modellingandLaserfusion.

Item Type: Monograph (Technical Report)
Uncontrolled Keywords: Preconditioners;Ill-conditionedproblems;Condition number Aniso- 13;
Subjects: MATHEMATICAL AND COMPUTER SCIENCES > Computer Systems
Depositing User: Mrs Manoranjitha M D
Date Deposited: 21 Apr 2006
Last Modified: 24 May 2010 04:10
URI: http://nal-ir.nal.res.in/id/eprint/1111

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