How to solve simultaneous Partial Differential Equation

Hi all. Can anyone help me to generate code to solve this problem. this is simultaneous first order PDE . Assumptions can be made wherever necessary Thanks

Answer 1

[Torsten]

These are ODEs, not PDEs.

Use a solver from the ODE-suite (e.g. ODE15S).

Best wishes

Torsten.

[Dan Mathotaarchchi]

thanks. i tried but there is always an error.Do you know how to code it ?

[Torsten]

Please include your code so far.

Best wishes

Torsten.