(cache)VisualPDE | Interactive simulation

\begin{aligned} \frac{\partial u}{\partial t} & = \nabla^{2} u + u^{2} v - (a + b) u \\ \frac{\partial v}{\partial t} & = 2 \nabla^{2} v - u^{2} v + a (1 - v) \end{aligned}

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- $τ_{u}$
- $τ_{v}$
- $τ_{w}$
- $τ_{q}$
- $D_{u}$
- diffusionStr_1_2
- diffusionStr_1_3
- diffusionStr_1_4
- diffusionStr_2_1
- $D_{v}$
- diffusionStr_2_3
- diffusionStr_2_4
- diffusionStr_3_1
- diffusionStr_3_2
- $D_{w}$
- diffusionStr_3_4
- diffusionStr_4_1
- diffusionStr_4_2
- diffusionStr_4_3
- $D_{q}$
- $f_{u}$
- $f_{v}$
- $f_{w}$
- $f_{q}$
- Parameters
- Boundary conditions
- $u$
- ${u |}_{\partial Ω}$
- ${\frac{\partial u}{\partial n} |}_{\partial Ω}$
- ${\frac{\partial u}{\partial n} |}_{\partial Ω}$
- Details
- $v$
- ${v |}_{\partial Ω}$
- ${\frac{\partial v}{\partial n} |}_{\partial Ω}$
- ${\frac{\partial v}{\partial n} |}_{\partial Ω}$
- Details
- $w$
- ${w |}_{\partial Ω}$
- ${\frac{\partial w}{\partial n} |}_{\partial Ω}$
- ${\frac{\partial w}{\partial n} |}_{\partial Ω}$
- Details
- $q$
- ${q |}_{\partial Ω}$
- ${\frac{\partial q}{\partial n} |}_{\partial Ω}$
- ${\frac{\partial q}{\partial n} |}_{\partial Ω}$
- Details
- Initial conditions
- ${u |}_{t = 0}$
- ${v |}_{t = 0}$
- ${w |}_{t = 0}$
- ${q |}_{t = 0}$
- Advanced options
- # Species
- # Algebraic
- Species names

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0.5

0.370

t =

\frac{d t}{d t} =

Time