MINOS 5.5: infeasible problem (or bad starting guess). 20 iterations Nonlin evals: constrs = 19, Jac = 18. x = 0.737938 t [*] := 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 0 10 0 11 0 12 0 13 0 14 0 15 0 16 0 17 0 18 0 19 0 ;