{"coeffs": [-5.20805449026355e-07, 0.20783227149359815, 1.6749410363032928, 0.13035686399224758], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [3.9209799007068806e-07, 70.92945506003664, 44.79573895236908, 0.009362243345510791], "covariance": [[1.5374083381747339e-13, -1.8676829952987146e-05, -1.1799762544613646e-05, -2.917207420177581e-09], [-1.867682995153921e-05, 5030.987595113757, 3177.33698845218, 0.6372005945288497], [-1.1799762543698791e-05, 3177.3369884523318, 2006.6582282887962, 0.40248263208814794], [-2.9172074200536855e-09, 0.6372005945475702, 0.40248263209998064, 8.765160046056108e-05]]}