{"coeffs": [-6.309581795611734e-07, 5.4109195130931365e-05, 0.5606013254574393, 0.1522946296999628], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [8.791822166290204e-08, 1.7624787756213572e-06, 0.009327858342303008, 0.0030805941039775044], "covariance": [[7.729613700367178e-15, -1.1112587691383009e-13, -5.776968728447749e-10, -2.3060453491749677e-10], [-1.1112587691383013e-13, 3.106331434515758e-12, 1.6399461917901946e-08, 5.142957308516424e-09], [-5.776968728447755e-10, 1.6399461917901946e-08, 8.700894125407183e-05, 2.730931176769506e-05], [-2.3060453491749682e-10, 5.142957308516424e-09, 2.730931176769506e-05, 9.490060033460964e-06]]}