{"coeffs": [-4.604381873853345e-06, 0.0001494105299271825, 0.8028456097443637, 0.24705851426190442], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.2376505992778684e-06, 4.841104892048184e-05, 0.12881538568602546, 0.028936207493413343], "covariance": [[1.5317790058928668e-12, -5.337168468513915e-11, -1.4334587159607702e-07, -3.4371326346333205e-08], [-5.337168468514125e-11, 2.343629657581286e-09, 6.232492939009257e-06, 1.367933813228168e-06], [-1.4334587159608228e-07, 6.232492939009244e-06, 0.016593403589439493, 0.003660282098587519], [-3.437132634633389e-08, 1.3679338132281426e-06, 0.0036602820985874606, 0.0008373041041018705]]}