{"coeffs": [-7.59583103943925e-07, 6.669599940519583e-05, 0.40917795089387005, 0.11724666900574322], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.8434189189768205e-07, 9.007506654688645e-07, 0.003488855612407477, 0.002314765002143968], "covariance": [[3.398193310841669e-14, -9.742669806720687e-14, -2.577928236769607e-10, -3.2836607731786225e-10], [-9.742669806720698e-14, 8.113517613426021e-13, 3.0087891824814483e-09, 1.878670096784834e-09], [-2.57792823676961e-10, 3.008789182481449e-09, 1.2172113484227152e-05, 6.569537941300531e-06], [-3.2836607731786245e-10, 1.878670096784833e-09, 6.569537941300528e-06, 5.358137015150565e-06]]}