precond - Module

`trait Preconditioner`

Preconditioner trait

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`fn apply(&self, r: &[f64]) -> Vec<f64>;`

Apply preconditioner: z = M^(-1) * r

Source: precond.joule:13

`struct IdentityPreconditioner;`

Identity preconditioner (no preconditioning)

Source: precond.joule:21

`fn new() -> Self`

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`fn apply(&self, r: &[f64]) -> Vec<f64>`

Source: precond.joule:30

`struct JacobiPreconditioner`

Jacobi (diagonal) preconditioner: M = diag(A)

Source: precond.joule:40

`fn new(a: &CsrMatrix) -> Self`

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`fn apply(&self, r: &[f64]) -> Vec<f64>`

Source: precond.joule:59

`struct SsorPreconditioner`

SSOR (Symmetric Successive Over-Relaxation) preconditioner

Source: precond.joule:71

`fn new(a: &CsrMatrix, omega: f64) -> Self`

Source: precond.joule:81

`fn apply(&self, r: &[f64]) -> Vec<f64>`

Source: precond.joule:112

`struct Ilu0Preconditioner`

ILU(0) preconditioner (no fill-in)

Source: precond.joule:155

`fn new(a: &CsrMatrix) -> Self`

Source: precond.joule:168

`fn solve_l(&self, b: &[f64]) -> Vec<f64>`

Source: precond.joule:226

`fn solve_u(&self, b: &[f64]) -> Vec<f64>`

Source: precond.joule:244

`fn apply(&self, r: &[f64]) -> Vec<f64>`

Source: precond.joule:270

`struct Ic0Preconditioner`

IC(0) preconditioner for SPD matrices

Source: precond.joule:281

`fn new(a: &CsrMatrix) -> Self`

Source: precond.joule:291

`fn solve_l(&self, b: &[f64]) -> Vec<f64>`

Source: precond.joule:351

`fn solve_lt(&self, b: &[f64]) -> Vec<f64>`

Source: precond.joule:376

`fn apply(&self, r: &[f64]) -> Vec<f64>`

Source: precond.joule:414

`struct PolynomialPreconditioner`

Polynomial preconditioner based on Chebyshev or Neumann series

Source: precond.joule:425

`fn neumann(a: &CsrMatrix, degree: usize) -> Self`

Source: precond.joule:434

`fn chebyshev(a: &CsrMatrix, degree: usize, lambda_min: f64, lambda_max: f64) -> Self`

Create polynomial preconditioner with Chebyshev coefficients

Source: precond.joule:446

`fn apply(&self, r: &[f64]) -> Vec<f64>`

Source: precond.joule:466

`struct BlockJacobiPreconditioner`

Block Jacobi preconditioner

Source: precond.joule:493

`fn new(a: &CsrMatrix, block_size: usize) -> Self`

Source: precond.joule:500

`fn apply(&self, r: &[f64]) -> Vec<f64>`

Source: precond.joule:533

`fn invert_dense(a: &[Vec<f64>]) -> Vec<Vec<f64>>`

Invert dense matrix using Gauss-Jordan elimination

Source: precond.joule:561

`fn make_test_matrix() -> CsrMatrix`

Source: precond.joule:620

`fn test_jacobi_precond()`

Source: precond.joule:630

`fn test_identity_precond()`

Source: precond.joule:644