{"coeffs": [-3.87640424061994e-06, 0.00014481620205148639, 0.5168778797917942, 0.1626404649215205], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.1286792902851834e-06, 8.63746924484339e-06, 0.018259725608940854, 0.009236062245948482], "covariance": [[1.2739169403186651e-12, -7.504850126167012e-12, -1.4615196558291883e-08, -9.353851087428105e-09], [-7.504850126167014e-12, 7.460587495561543e-11, 1.565703466717827e-07, 7.565278701249718e-08], [-1.46151965582919e-08, 1.5657034667178272e-07, 0.00033341757931381043, 0.0001561337976257692], [-9.353851087428108e-09, 7.565278701249718e-08, 0.00015613379762576915, 8.530484581103492e-05]]}