DUNE-FEM (unstable)
preconditioner.hh
1// SPDX-FileCopyrightText: Copyright © DUNE Project contributors, see file LICENSE.md in module root
98 DUNE_THROW(Dune::Exception,"It is necessary to implement the category method in a derived classes, in the future this method will pure virtual.");
Base class for matrix free definition of preconditioners.
Definition: preconditioner.hh:33
virtual void apply(X &v, const Y &d)=0
Apply one step of the preconditioner to the system A(v)=d.
virtual ~Preconditioner()
every abstract base class has a virtual destructor
Definition: preconditioner.hh:105
Y range_type
The range type of the preconditioner.
Definition: preconditioner.hh:38
X domain_type
The domain type of the preconditioner.
Definition: preconditioner.hh:36
virtual SolverCategory::Category category() const =0
Category of the preconditioner (see SolverCategory::Category)
X::field_type field_type
The field type of the preconditioner.
Definition: preconditioner.hh:40
A few common exception classes.
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