BlockVector¶

class dolfin.cpp.la.BlockVector¶

Bases: object

Block vector.

Constructor.

Parameters:	n (std::size_t) –

axpy()¶

Add multiple of given vector (AXPY operation)

Parameters:	a (double) – BlockVector & x (const) –
Return type:	void

copy()¶

Return copy of tensor.

Return type:	BlockVector *

empty()¶

Return true if empty.

Return type:	bool

get_block()¶

Get sub-vector (const)

Parameters:	i (std::size_t) –
Return type:	std::shared_ptr< const GenericVector >

inner()¶

Return inner product with given vector.

Parameters:	BlockVector & x (const) –
Return type:	double

max()¶

Return maximum value of vector.

Return type:	double

min()¶

Return minimum value of vector.

Return type:	double

norm()¶

Return norm of vector.

Parameters:	norm_type (std::string) –
Return type:	double

set_block()¶

Set function.

Parameters:	i (std::size_t) – GenericVector > v (std::shared_ptr<) –
Return type:	void

size()¶

Number of vectors.

Return type:	std::size_t

str()¶

Return informal string representation (pretty-print)

Parameters:	verbose (bool) –
Return type:	std::string