* Mathematical Physics Equations: Index - http://eqworld.ipmnet.ru/en/solutions/eqindex/eqindex-mphe.htm

* Linear Mathematical Physics Equations: Exact Solutions - http://eqworld.ipmnet.ru/en/solutions/lpde.htm

* Nonlinear Mathematical Physics Equations: Exact Solutions - http://eqworld.ipmnet.ru/en/solutions/npde.htm

* Nonlinear Mathematical Physics Equations: Methods - http://eqworld.ipmnet.ru/en/methods/meth-pde.htm

Is this a question? :p