Instance Property

apply

A function that should calculate Y = PX, where P is the preconditioner.

Declaration

void (*apply)(void *, enum CBLAS_TRANSPOSE trans, DenseMatrix_Double X, DenseMatrix_Double Y);

Discussion

The function should some approximation to A⁻¹.

See Also

Inspecting Preconditioner Properties

mem

The unaltered pointer mem passed as the first parameter of the apply function.

type

The preconditioner type.