{"coeffs": [-8.207632638065558e-08, 0.0001754959644893965, 0.9813378584530005, 0.135448432331512], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.8779443204211903e-08, 0.0001855087889457056, 0.16451960314372874, 0.0050598213412222925], "covariance": [[8.282563511444586e-16, -3.5392651269270854e-12, -3.1989637959375194e-09, -1.1481591883918849e-10], [-3.539265126927027e-12, 3.4413510776102344e-08, 3.0508847895176193e-05, 8.990766492110756e-07], [-3.198963795937472e-09, 3.0508847895176183e-05, 0.02706669981857, 0.0008034102066430613], [-1.1481591883918695e-10, 8.990766492110753e-07, 0.0008034102066430613, 2.5601792005088558e-05]]}