colsol

Crates.iocolsol
lib.rscolsol
version1.0.0
sourcesrc
created_at2021-10-02 17:18:03.926651
updated_at2022-10-30 11:02:52.863367
descriptionFunctions for direct solution of matrix equations for compact form matrices.
homepage
repositoryhttps://github.com/RomanShushakov/colsol
max_upload_size
id459474
size173,922
(RomanShushakov)

documentation

README

COLSOL

The COLSOL is an active column solver to obtain LDLT of a stiffness matrix or reduce and back-substitute the load vector.

Input variables

A - stiffness matrix stored in compact form.

NN - number of equations.

MAXA - vector containing addresses of diagonal elements of stiffness matrix in A.

V - right-hand side load vector.

Output variables

A - D and L factors of stiffness matrix.

V - displacement vector.

Note: COLSOL can be used only for symmetric and positive definite stiffness matrices.

Storage scheme

storage_scheme

Commit count: 13

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