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| LaTeX Math Block | ||||
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\beta({\bf r}, {\rm w}) \cdot \frac{\partial {\rm w}}{\partial t} = \nabla \left( \alpha({\bf r}, {\rm w}) \nabla {\rm w} \right) + f({\bf r}) |
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| space-time field variable |
| mobility kinetic coefficient | ||||||||
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| time |
| capacitance kinetic coefficient | ||||||||
| Position vector |
| density of external forces |
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