Linear parabolic PDE for a conserved scalar density (concentration, temperature, probability density) under Fickian transport: ∂c/∂t = D ∇²c, where D is the diffusion coefficient. Combines Fick's first law (J = −D∇c) with the continuity…
Linear parabolic PDE for a conserved scalar density (concentration, temperature, probability density) under Fickian transport: ∂c/∂t = D ∇²c, where D is the diffusion coefficient. Combines Fick's first law (J = −D∇c) with the continuity…