# 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`.


<A HREF="../../../src/ksp/ksp/tutorials/index.html">Examples</A><BR>


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Directories
<p><a href="interface/index.html">interface</a><br>
<a href="impls/index.html">impls</a><br>
<a href="tests/index.html">tests</a><br>
<a href="guess/index.html">guess</a><br>
<a href="utils/index.html">utils</a><br>
<a href="tutorials/index.html">tutorials</a><br>