566 views

I am trying to solve a coupled system of PDEs for 2 functions h[t,r] and c[t,r], with initial conditions of ...
• 81
1 vote
461 views

Solving rectangular plates vibrations wave equation

I am a new Mathematica user (about 6 month) and I am trying to solve the wave equation for a rectangulare plate (not an elastic mebrane). I read some papers about this subject and my code structure is ...
• 195
1 vote
143 views

DSolve returns no result

I'd like to solve a partial differential equation on a infinite strip. My code is the following: ...
• 407
432 views

• 445
244 views

Inconsistent initial and boundary conditions in heat equation [duplicate]

I want to solve the heat equation in 1-D. When I evaluate the following ...
• 851
1 vote
320 views

error with NDSolve of PDE with Neumann conditions

I'm trying to solve the nonlinear "reaction-diffusion" system with Neumann conditions: ...
51 views

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• 1,253
3k views

Boundary condition with spatial derivative is ignored by NDSolve

Consider the following differential equation: \begin{align*}&\rho C_p\left(\frac{\partial T}{\partial t}\right)=k\left[\frac{\partial^2 T}{\partial x^2}\right]+\dot{q}\\ &\text{at }x=0,\;\...
• 8,597
1 vote