{"coeffs": [-5.952982985557905e-06, 4.9281161629583074e-05, 0.4010445531794349, 0.2418134001532256], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.1772894713700936e-06, 2.6044557090815955e-06, 0.015785210288279602, 0.018073958200787135], "covariance": [[1.3860104993988745e-12, -2.7215885693601936e-12, -1.2537961614225747e-08, -2.0531784684479025e-08], [-2.721588569360207e-12, 6.783189540567717e-12, 3.851518639229846e-08, 4.566118623164418e-08], [-1.2537961614225871e-08, 3.851518639229858e-08, 0.0002491728638452082, 0.00023797012789628314], [-2.0531784684479078e-08, 4.5661186231644096e-08, 0.00023797012789628175, 0.00032666796504380045]]}