Muscat.LinAlg.LinearSolver module

CheckIntegrity(GUI: bool = False)[source]

CheckSPQR(GUI)[source]

CheckSolver(GUI, solver)[source]

GetAvailableSolvers()[source]

class LinearProblem[source]

Bases: object

ComputeProjector(mesh, fields)[source]

GetNumberOfDofs()[source]

HasConstraints()[source]

SetAlgo(name, ops=None, withErrorIfNotFound=False)[source]

SetOp(op)[source]

SetTolerance(tol)[source]

Solve(rhs)[source]

property constraints

class LinearSolverBase[source]

Bases: object

ComputeProjector(op)[source]

GetConstraints()[source]

GetNumberOfDofs()[source]

HasConstraints()[source]

SetConstraints(constraints)[source]

SetOp(op)[source]

Solve(rhs, u0=None)[source]

class LinearSolverCG[source]: Bases: LinearSolverIterativeBase

class LinearSolverCholesky[source]: Bases: LinearSolverDirect

class LinearSolverDirect[source]: Bases: LinearSolverIterativeBase

class LinearSolverDispatcher[source]

Bases: LinearSolverIterativeBase

Class to select a linear solver depending on the size of the problem (number of dofs) at runtime

SetBigSizeSolver(solverName: str, ops={})[source]

Set the big solver name and the option to be used at creation

Parameters:

solverName (str) – the name of the solver to be used for “big” systems
ops (dict, optional) – option to be passed to the solver, by default {}

SetDofThreshold(threshold: int64)[source]

Set the threshold value to select the small/big solver.

Parameters:: threshold (MuscatIndex) – threshold value to select the small or the big solver.

SetSmallSizeSolver(solverName: str, ops={})[source]

Set the small solver name and the option to be used at creation

Parameters:

solverName (str) – the name of the solver to be used for “small” systems
ops (dict, optional) – option to be passed to the solver, by default {}

class LinearSolverEigen(subtype)[source]

Bases: LinearSolverIterativeBase

classmethod GetAvailableSolvers()[source]

GetSPQRRank()[source]

GetSPQR_P()[source]

GetSPQR_Q()[source]

GetSPQR_R()[source]

SetSolver(subtype)[source]

class LinearSolverIterativeBase[source]

Bases: LinearSolverBase

SetTolerance(tol)[source]

class LinearSolverPardiso[source]

Bases: LinearSolverDirect

FreeMemory()[source]

class LinearSolvergmres[source]: Bases: LinearSolverIterativeBase

class LinearSolverlAMG[source]: Bases: LinearSolverIterativeBase

class LinearSolverlgmres[source]: Bases: LinearSolverIterativeBase

class LinearSolverlsqr[source]: Bases: LinearSolverIterativeBase

RegisterSolverClass(name, classtype, constructor=None, withError=True)[source]

RegisterSolverClassUsingName(cls)[source]

class SolverFactory[source]: Bases: Factory