P0

Degree 0 Lagrange finite element space.

template <
  class Range,
  class Mesh>
class P0;

Template parameters
Range	Range value type

Represents the finite element space composed of discontinuous, piecewise constant functions:

for a given vector dimension .

Specialization	Description
`Math::SpatialMatrix<Scalar>, Geometry::Mesh<Context::Local>` Full specialization template < class Scalar> class P0< Math::SpatialMatrix< Scalar >, Geometry::Mesh< Context::Local >> final;	Matrix-valued finite element space with component-wise scalar basis replication.
`Math::SpatialMatrix<Scalar>, Geometry::Mesh<Context::MPI>` Full specialization template < class Scalar> class P0< Math::SpatialMatrix< Scalar >, Geometry::Mesh< Context::MPI >> final;	Matrix-range finite element or expression specialization.
`Math::SpatialVector<Scalar>, Geometry::Mesh<Context::Local>` Full specialization template < class Scalar> requires (std::is_same_v<Scalar, Real> \|\| std::is_same_v<Scalar, Complex>) class P0< Math::SpatialVector< Scalar >, Geometry::Mesh< Context::Local >> final;	Cellwise constant vector space with independent component DOFs.
`Range, Geometry::Mesh<Context::MPI>` Full specialization template < class Range> class P0< Range, Geometry::Mesh< Context::MPI >>;	Distributed P0 finite element space for MPI meshes.
`Scalar, Geometry::Mesh<Context::Local>` Full specialization template < class Scalar> requires (std::is_same_v<Scalar, Real> \|\| std::is_same_v<Scalar, Complex>) class P0< Scalar, Geometry::Mesh< Context::Local >> final;	Scalar-valued piecewise constant (P0) Lagrange finite element space.