are unchanged
                  and <code class="computeroutput"><span class="identifier">dt</span></code> now contains
                  a reduced step-size to be used for the next try.
                </p>
              </td>
</tr></tbody>
</table></div>
<h5>
<a name="boost_numeric_odeint.concepts.controlled_stepper.h4"></a>
        <span class="phrase"><a name="boost_numeric_odeint.concepts.controlled_stepper.models"></a></span><a class="link" href="controlled_stepper.html#boost_numeric_odeint.concepts.c