(* d_zsakns.m *) debug = False; (* ZS-AKNS System *) eq[1][x,t] = D[u[1][x,t],t]-D[u[1][x,t],{x,2}]-2*u[1][x,t]^2*u[2][x,t]; eq[2][x,t] = D[u[2][x,t],t]+D[u[2][x,t],{x,2}]+2*u[2][x,t]^2*u[1][x,t]; noeqs = 2; name = "ZS-AKNS System"; parameters = {}; weightpars = {}; formrho[x,t] = {}; (* d_zsakns.m *)