{"coeffs": [-1.7301690286202948e-06, 0.00017660642724081895, 0.8604339286364109, 0.19184927237317298], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.560142095958786e-07, 5.330601848923846e-05, 0.08597291250085927, 0.01171223365308592], "covariance": [[1.267461174341782e-13, -1.565769510420774e-11, -2.5755749433896557e-08, -3.836193600183797e-09], [-1.5657695104207766e-11, 2.8415316071750324e-09, 4.578344352563418e-06, 6.044781877613141e-07], [-2.5755749433896656e-08, 4.578344352563418e-06, 0.007391341683880405, 0.0009845253034539115], [-3.836193600183791e-09, 6.044781877613141e-07, 0.0009845253034539115, 0.00013717641714447833]]}