{"coeffs": [-6.979642935530637e-08, 0.15528132156341862, 1.6387240535824852, 0.11695014409444052], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [1.529228360566028e-07, 105.33025677689781, 80.1870934165225, 0.008918666126270037], "covariance": [[2.3385393787594618e-14, -1.0015662337619917e-05, -7.6266204388407715e-06, -1.0212006755377846e-09], [-1.0015662335042772e-05, 11094.462992687228, 8446.126804596648, 0.8993609437545993], [-7.626620436882588e-06, 8446.12680459739, 6429.969950590105, 0.6847344868086995], [-1.0212006754051276e-09, 0.8993609438390693, 0.6847344868729882, 7.954260547187657e-05]]}