<trclass="memitem:ae0de268b86c2404379409c4feae0b34d"id="r_ae0de268b86c2404379409c4feae0b34d"><tdclass="memItemLeft"align="right"valign="top">std::vector< T > </td><tdclass="memItemRight"valign="bottom"><aclass="el"href="#ae0de268b86c2404379409c4feae0b34d">dydt</a></td></tr>
<trclass="memdesc:ae0de268b86c2404379409c4feae0b34d"><tdclass="mdescLeft"> </td><tdclass="mdescRight">Derivatives of abundances (dY/dt for each species). <br/></td></tr>
<tr><tdclass="paramname">T</td><td>Numeric type (double or CppAD::AD<double>).</td></tr>
</table>
</dd>
</dl>
<p>This struct is used to return both the time derivatives of all species abundances and the specific nuclear energy generation rate for a single network evaluation.</p>
<p>Example usage: </p><divclass="fragment"><divclass="line"><aclass="code hl_struct"href="structgridfire_1_1_step_derivatives.html">StepDerivatives<double></a> result = engine.calculateRHSAndEnergy(Y, T9, rho);</div>
<divclass="ttc"id="astructgridfire_1_1_step_derivatives_html"><divclass="ttname"><ahref="structgridfire_1_1_step_derivatives.html">gridfire::StepDerivatives</a></div><divclass="ttdoc">Structure holding derivatives and energy generation for a network step.</div><divclass="ttdef"><b>Definition</b><ahref="engine__abstract_8h_source.html#l00053">engine_abstract.h:53</a></div></div>
<divclass="ttc"id="astructgridfire_1_1_step_derivatives_html_ab4aeb41be952c7b5844e1ee81fef9008"><divclass="ttname"><ahref="#ab4aeb41be952c7b5844e1ee81fef9008">gridfire::StepDerivatives::nuclearEnergyGenerationRate</a></div><divclass="ttdeci">T nuclearEnergyGenerationRate</div><divclass="ttdoc">Specific energy generation rate (e.g., erg/g/s).</div><divclass="ttdef"><b>Definition</b><ahref="engine__abstract_8h_source.html#l00055">engine_abstract.h:55</a></div></div>
<divclass="ttc"id="astructgridfire_1_1_step_derivatives_html_ae0de268b86c2404379409c4feae0b34d"><divclass="ttname"><ahref="#ae0de268b86c2404379409c4feae0b34d">gridfire::StepDerivatives::dydt</a></div><divclass="ttdeci">std::vector< T > dydt</div><divclass="ttdoc">Derivatives of abundances (dY/dt for each species).</div><divclass="ttdef"><b>Definition</b><ahref="engine__abstract_8h_source.html#l00054">engine_abstract.h:54</a></div></div>
<pclass="definition">Definition at line <aclass="el"href="engine__abstract_8h_source.html#l00053">53</a> of file <aclass="el"href="engine__abstract_8h_source.html">engine_abstract.h</a>.</p>
<pclass="definition">Definition at line <aclass="el"href="engine__abstract_8h_source.html#l00054">54</a> of file <aclass="el"href="engine__abstract_8h_source.html">engine_abstract.h</a>.</p>
<pclass="definition">Definition at line <aclass="el"href="engine__abstract_8h_source.html#l00055">55</a> of file <aclass="el"href="engine__abstract_8h_source.html">engine_abstract.h</a>.</p>
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