{"coeffs": [-5.056249100141544e-07, 5.133670669082061e-05, 0.4217775876946803, 0.12043969741276121], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [9.907708505135389e-08, 5.48548760477101e-07, 0.0027935602025881017, 0.0017401039654744422], "covariance": [[9.81626878227321e-15, -3.268828618360365e-14, -1.2322767488145e-10, -1.341879225005163e-10], [-3.268828618360363e-14, 3.00905742620964e-13, 1.4829307240791304e-09, 8.667165106027523e-10], [-1.2322767488144988e-10, 1.4829307240791304e-09, 7.803978605484077e-06, 4.0796498318538125e-06], [-1.3418792250051624e-10, 8.667165106027526e-10, 4.079649831853814e-06, 3.0279618106598783e-06]]}