# Linear Solvers and Krylov Methods (KSP)
The `KSP` class provides an easy-to-use interface to the combination of
a Krylov subspace iterative method and a preconditioner `PC`.
Examples
Examples
lmvm_copy_test.c: Test that MatCopy() does not affect the copied LMVM matrix";
lmvm_test.c: Coverage and edge case test for LMVM";
solve_performance.c: Profile the performance of MATLMVM MatSolve() in a loop";