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: Proj.Doc/Technical Report (Technical Report)
    Uncontrolled Keywords: Preconditioners;Ill-conditionedproblems;Condition number Aniso- 13;
    Subjects: MATHEMATICAL AND COMPUTER SCIENCES > Computer Systems
    Division/Department: Computer Support and Services Division
    Depositing User: Mrs Manoranjitha M D
    Date Deposited: 21 Apr 2006
    Last Modified: 24 May 2010 09:40
    URI: http://nal-ir.nal.res.in/id/eprint/1111

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