Package no.uib.cipr.matrix.sparse
Class BiCG
- java.lang.Object
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- no.uib.cipr.matrix.sparse.AbstractIterativeSolver
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- no.uib.cipr.matrix.sparse.BiCG
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- All Implemented Interfaces:
IterativeSolver
public class BiCG extends AbstractIterativeSolver
BiCG solver. BiCG solves the unsymmetric linear systemAx = b
using the Preconditioned BiConjugate Gradient method.
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Field Summary
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Fields inherited from class no.uib.cipr.matrix.sparse.AbstractIterativeSolver
iter, M
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description Vector
solve(Matrix A, Vector b, Vector x)
Solves the given problem, writing result into the vector.-
Methods inherited from class no.uib.cipr.matrix.sparse.AbstractIterativeSolver
checkSizes, getIterationMonitor, getPreconditioner, setIterationMonitor, setPreconditioner
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Constructor Detail
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BiCG
public BiCG(Vector template)
Constructor for BiCG. Uses the given vector as template for creating scratch vectors. Typically, the solution or the right hand side vector can be passed, and the template is not modified- Parameters:
template
- Vector to use as template for the work vectors needed in the solution process
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Method Detail
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solve
public Vector solve(Matrix A, Vector b, Vector x) throws IterativeSolverNotConvergedException
Description copied from interface:IterativeSolver
Solves the given problem, writing result into the vector.- Parameters:
A
- Matrix of the problemb
- Right hand sidex
- Solution is stored here. Also used as initial guess- Returns:
- The solution vector x
- Throws:
IterativeSolverNotConvergedException
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