(* d_pkaup.m *) debug = False; (* Kaup Syatem *) eq[1][x,t] = D[u[1][x,t],t]+D[gg*D[u[1][x,t],{x,2}]+ aa*u[2][x,t]*D[u[1][x,t],x]+bb*u[1][x,t]* u[2][x,t]^2+cc*u[1][x,t]^2,x]; eq[2][x,t] = D[u[2][x,t],t]+D[hh*D[u[2][x,t],{x,2}]+dd*u[2][x,t]*D[u[2][x,t],x]+ ee*u[2][x,t]^3+ff*u[1][x,t]*u[2][x,t],x]; noeqs = 2; name="Kaup System (parameterized)"; parameters = {aa,bb,cc,dd,ee,ff,gg,hh}; weightpars = {}; formrho[x,t] = {}; (* d_pkaup.m *)