extendr_api::prelude::modules::lu::partial_pivoting

Module solve

Expand description

Solving a linear system using the decomposition.

Functionsยง

  • Given the LU factors of a matrix $A$ and a matrix $B$ stored in rhs, this function computes the solution of the linear system: $$\text{Op}_A(A)X = B.$$
  • Given the LU factors of a matrix $A$ and a matrix $B$ stored in rhs, this function computes the solution of the linear system: $$\text{Op}_A(A)X = B.$$
  • Computes the size and alignment of required workspace for solving a linear system defined by a matrix in place, given its full pivoting LU decomposition.
  • Computes the size and alignment of required workspace for solving a linear system defined by a matrix out of place, given its full pivoting LU decomposition.
  • Given the LU factors of a matrix $A$ and a matrix $B$ stored in rhs, this function computes the solution of the linear system: $$\text{Op}_A(A)^\top X = B.$$
  • Given the LU factors of a matrix $A$ and a matrix $B$ stored in rhs, this function computes the solution of the linear system: $$\text{Op}_A(A)^\top X = B.$$
  • Computes the size and alignment of required workspace for solving a linear system defined by the transpose of a matrix in place, given its full pivoting LU decomposition.
  • Computes the size and alignment of required workspace for solving a linear system defined by the transpose of a matrix out of place, given its full pivoting LU decomposition.