Hi everyone,

I'm having a bit of trouble with this pde problem:

http://img243.imageshack.us/img243/9313/picture3ui3.png

i get the answer to be u(x,t)=0 but i am guessing thats not right.

is the general solution to this problem: u(x,t) = f(x+ct) + g(x-ct) ??

thanks

sarah :)