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<h3 class="section">5.10 Built-in ODE and DAE solvers</h3>
<p><a name="index-DASSL-9"></a><a name="index-LSODE-10"></a>
Octave includes LSODE and DASSL for solving systems of stiff ordinary
differential and differential-algebraic equations. These functions are
built in to the interpreter.
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