Open TorkelE opened 3 weeks ago
This works for other problem types though
using ModelingToolkit, OrdinaryDiffEq, SteadyStateDiffEq, NonlinearSolve using ModelingToolkit: t_nounits as t, D_nounits as D @parameters p d @variables X(t) Y(t) eqs = [ D(X) ~ p - d*X, D(Y) ~ p - d*Y, ] @mtkbuild osys = ODESystem(eqs, t) u0 = [X => 1.0, Y => 1.0] tspan = (0.0, 100.0) ps = [p => 1.0, d => 1.0] prob = SteadyStateProblem(osys, u0, ps) sol = solve(prob, DynamicSS(Tsit5())) # All yields `ERROR: Invalid indexing of solution` sol[(X, Y)] sol[(osys.X, osys.Y)] sol[(:X, :Y)] eqs = [ 0 ~ p - d*X, 0 ~ p - d*Y, ] @mtkbuild nsys = NonlinearSystem(eqs) u0 = [X => 1.0, Y => 1.0] ps = [p => 1.0, d => 1.0] prob = NonlinearProblem(nsys, u0, ps) sol = solve(prob) # All yields `ERROR: Invalid indexing of solution` sol[(X, Y)] sol[(osys.X, osys.Y)] sol[(:X, :Y)]
This works for other problem types though