Struct ExpOp 

pub struct ExpOp { /* private fields */ }

Matrix-free exponential exp(exponent * A).

Implementations

impl ExpOp

pub fn new( operator: Arc<dyn LinearOperator>, exponent: Complex64, krylov_dimension: usize, tolerance: f64, max_substeps: usize, ) -> Result<Self>

pub const fn exponent(&self) -> Complex64

pub fn generator(&self) -> &Arc<dyn LinearOperator>

pub fn set_exponent(&mut self, exponent: Complex64) -> Result<()>

pub fn sandwich(&self, state: &[Complex64]) -> Result<Complex64>

pub fn matrix(&self, format: MatrixFormat) -> Result<Operator>

pub fn iter_grid( &self, input: &[Complex64], grid: ExpGrid, ) -> Result<ExpOpGridIter>

pub fn apply_grid( &self, input: &[Complex64], grid: ExpGrid, ) -> Result<Vec<Vec<Complex64>>>

pub fn transpose(&self) -> Result<Self>

pub fn conjugated(&self) -> Result<Self>

pub fn adjoint(&self) -> Result<Self>

pub fn right_apply(&self, input: &[Complex64]) -> Result<Vec<Complex64>>

Trait Implementations

impl Clone for ExpOp

fn clone(&self) -> ExpOp

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for ExpOp

fn fmt(&self, formatter: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl LinearOperator for ExpOp

fn shape(&self) -> (usize, usize)

Return (rows, columns).

fn format(&self) -> MatrixFormat

Report the public materialization format.

fn apply(&self, input: &[Complex64], output: &mut [Complex64]) -> Result<()>

Compute output = A * input.

fn apply_transpose( &self, input: &[Complex64], output: &mut [Complex64], ) -> Result<()>

Apply the algebraic transpose without conjugating either operand.

fn is_real(&self) -> bool

Whether this operator preserves real vectors exactly.

fn apply_real(&self, input: &[f64], output: &mut [f64]) -> Result<()>

Apply this operator to a real vector.

fn apply_adjoint( &self, input: &[Complex64], output: &mut [Complex64], ) -> Result<()>

Apply the conjugate transpose.

fn stored_triplets(&self) -> Result<Option<Vec<(usize, usize, Complex64)>>>

Return canonical stored nonzeros when the representation already owns them.

fn shifted_solver( &self, _shift: f64, ) -> Result<Option<Box<dyn ShiftedLinearSolver>>>

Prepare a reusable solver for (A - shift I) x = b, when supported.