FunctionAXPY.h¶

Note

The documentation on this page was automatically extracted from the DOLFIN C++ code and may need to be edited or expanded.

class FunctionAXPY¶

This class represents a linear combination of functions. It is mostly used as an intermediate class for operations such as u = 3*u0 + 4*u1; where the rhs generates an FunctionAXPY.

enum class Direction: Enum to decide what way AXPY is constructed

FunctionAXPY(const Function &func, double scalar)¶: Constructor

FunctionAXPY(const FunctionAXPY &axpy, double scalar)¶: Constructor

FunctionAXPY(const Function &func0, const Function &func1, Direction direction)¶: Constructor

FunctionAXPY(const FunctionAXPY &axpy, const Function &func, Direction direction)¶: Constructor

FunctionAXPY(const FunctionAXPY &axpy0, const FunctionAXPY &axpy1, Direction direction)¶: Constructor

FunctionAXPY(std::vector<std::pair<double, const Function *>> pairs)¶: Constructor

FunctionAXPY(const FunctionAXPY &axpy)¶: Copy constructor

FunctionAXPY operator+(const Function &func) const¶: Addition operator

FunctionAXPY operator+(const FunctionAXPY &axpy) const¶: Addition operator

FunctionAXPY operator-(const Function &func) const¶: Subtraction operator

FunctionAXPY operator-(const FunctionAXPY &axpy) const¶: Subtraction operator

FunctionAXPY operator*(double scale) const¶: Scale operator

FunctionAXPY operator/(double scale) const¶: Scale operator

const std::vector<std::pair<double, const Function *>> &pairs() const¶: Return the scalar and Function pairs

void _register(const FunctionAXPY &axpy0, double scale)¶: Register another AXPY object