{"coeffs": [-3.8059947974329077e-06, 6.717732643236533e-05, 0.40856748378369645, 0.18880659635826327], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [8.668717807410662e-07, 3.5298807369671273e-06, 0.017004762618233932, 0.01215480468105651], "covariance": [[7.514666842451871e-13, -2.465884351655802e-12, -1.000002042510938e-08, -9.739193581608869e-09], [-2.4658843516558137e-12, 1.2460058017211589e-11, 5.868492259746993e-08, 4.080981505772243e-08], [-1.0000020425109456e-08, 5.868492259747002e-08, 0.00028916195170248615, 0.00018311275459612615], [-9.739193581608894e-09, 4.0809815057722354e-08, 0.0001831127545961255, 0.00014773927683463324]]}