Matrix¶
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class
dolfin.cpp.la.
Matrix
(*args)¶ Bases:
dolfin.cpp.la.GenericMatrix
This class provides the default DOLFIN matrix class, based on the default DOLFIN linear algebra backend.
Create a
Vector
from aGenericVector
.Parameters: GenericMatrix & A (const) – -
assign
()¶ Assignment operator.
Parameters: GenericMatrix & A (const) – Return type: const GenericMatrix &
Return concrete shared ptr instance / unwrap (const version)
Return type: std::shared_ptr< const LinearAlgebraObject >
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thisown
¶ The membership flag
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zero
()¶ Set
all entries to zero and keep any sparse structure.Return type: void
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