# Presolve

Prepares to solve a linear system with this matrix by doing some initial setup (e.g., computing parts of a preconditioner, such as matrix factorization).

## Synopsis

    #include "tao_solver.h"
    int TaoMat::Presolve()

## Input

## Note

This routine is optional. A linear solver object can also be used to implement this operation.

## See Also

TaoMat::Solve()

Level:advanced
Location:src/matrix/taomat.c
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