{"coeffs": [-5.389689564800728e-07, 5.1988162309806746e-05, 0.49602071787242114, 0.13716519146485437], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [5.4175371348637394e-08, 6.142256596267351e-07, 0.0032567102244924137, 0.0014148646420998289], "covariance": [[2.9349708607627617e-15, -2.2239477211681722e-14, -1.0891938245432289e-10, -6.279978216349551e-11], [-2.2239477211681782e-14, 3.772731609438979e-13, 1.9865674388738675e-09, 8.119119018026616e-10], [-1.0891938245432328e-10, 1.9865674388738683e-09, 1.0606161486313428e-05, 4.249428481818223e-06], [-6.279978216349562e-11, 8.11911901802661e-10, 4.2494284818182175e-06, 2.001841955464277e-06]]}