physics-equationAvailable
Mechanical equilibrium
Declares the Mechanical equilibrium equation for Piezoelectricity.
Reference contract
| Field | Value | Description |
|---|---|---|
| latex | \nabla\!\cdot\boldsymbol{\sigma}+\mathbf F=\rho\,\ddot{\mathbf u} | — |
| mathml | <math display="block"><mrow><mo>∇</mo><mo>·</mo><mi mathvariant="bold">σ</mi><mo>+</mo><mi mathvariant="bold">F</mi><mo>=</mo><mi>ρ</mi><mover><mi mathvariant="bold">u</mi><mo>¨</mo></mover></mrow></math> | — |
| section | governing-equation | — |
| entity_dimension | domain | — |
| differentiability | exact-ad | — |
Declares the Mechanical equilibrium equation for Piezoelectricity.
The governing expression, entity dimension, enforcement, and differentiability metadata are preserved exactly where declared.