{"coeffs": [-1.1204236535823225e-07, 0.03477325961552051, 1.2696203867458185, 0.08321298224421544], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [2.545937876851969e-08, 3.921328176617836, 9.354740764614899, 0.002466889697002176], "covariance": [[6.481799672789512e-16, -4.777584282109974e-08, -1.1404255611993092e-07, -3.7755672377146974e-11], [-4.777584281616079e-08, 15.37681466873696, 36.683001557755695, 0.009238122302996792], [-1.1404255610798568e-07, 36.68300155775806, 87.51117477314774, 0.022042726012929944], [-3.775567237507028e-11, 0.009238122303296134, 0.022042726013643668, 6.085544777175488e-06]]}