mng: Absolute Function Convergence; function = 3.2528777751399436e-21 RELDX = 8.33e-08; PRELDF = 1; NPRELDF = 1 9 func. evals; 8 grad. evals Options 3 1 1 0 3 0 3 3 0.14644660942463678 0.500000000002735 0.853553390569425 objno 0 4 .