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Line 38: | Line 38: | ||
J_{mn} \left( {e}, {r}_{m} \right) | J_{mn} \left( {e}, {r}_{m} \right) | ||
\right] = 0 | \right] = 0 | ||
\qquad | \qquad | ||
\qquad | \qquad | ||
\begin{array}{l} | \begin{array}{l} | ||
Line 47: | Line 45: | ||
\end{array} | \end{array} | ||
</math> | </math> | ||
Notice that the assumption that only time derivatives of internal variables appear above and that terms involving such derivatives are linear does not impose restrictions on the applicability of the model. | Notice that the assumption that only time derivatives of internal variables appear above and that terms involving such derivatives are linear does not impose restrictions on the applicability of the model. | ||
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