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Wave Equation in two Dimensions

The 1+1-dimensional wave equation reads 2ux2=2ut2, with u=u(x,t) and we have assumed that we operate with dimensionless variables. Possible boundary and initial conditions with L=1 are uxx=uttx(0,1),t>0u(x,0)=g(x)x(0,1)u(0,t)=u(1,t)=0t>0u/t|t=0=0x(0,1).