{"coeffs": [-1.3885328003326988e-06, 6.81178706178623e-05, 0.671475100505394, 0.18855923379466202], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.1539361536518365e-07, 8.23274596386485e-06, 0.03963100114439197, 0.011066968731271961], "covariance": [[9.94731326131214e-14, -2.1311255667154133e-12, -1.0291355500445037e-08, -3.2174375075750608e-09], [-2.131125566715412e-12, 6.777810610553298e-11, 3.259384644826495e-07, 8.782208739548671e-08], [-1.0291355500445051e-08, 3.259384644826495e-07, 0.0015706162517067977, 0.00042513597254002046], [-3.217437507575063e-09, 8.782208739548671e-08, 0.0004251359725400204, 0.00012247779689895133]]}