shifted_cholesky_preconditioner: Shifted Cholesky preconditioner.
In eigencore: Certified Partial Eigenvalue and Singular Value Computation
View source: R/preconditioners.R
shifted_cholesky_preconditioner R Documentation
Shifted Cholesky preconditioner.
Description
Shifted Cholesky preconditioner.
Usage
shifted_cholesky_preconditioner(A, shift = 0)
Arguments
A
Symmetric positive semidefinite or positive definite matrix.
shift
Non-negative diagonal shift added before factorization.
Value
A typed preconditioner function mapping residual blocks to
preconditioned blocks.
eigencore documentation built on July 26, 2026, 1:06 a.m.
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View source: R/preconditioners.R
| shifted_cholesky_preconditioner | R Documentation |
Shifted Cholesky preconditioner.
Description
Shifted Cholesky preconditioner.
Usage
shifted_cholesky_preconditioner(A, shift = 0)
Arguments
A |
Symmetric positive semidefinite or positive definite matrix. |
shift |
Non-negative diagonal shift added before factorization. |
Value
A typed preconditioner function mapping residual blocks to preconditioned blocks.
R Package Documentation
Browse R Packages
We want your feedback!
Note that we can't provide technical support on individual packages. You should contact the package authors for that.
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