{"coeffs": [-4.904940531252007e-06, 5.607754240278586e-05, 0.7024184094944136, 0.34009369241508963], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [5.814371269548013e-06, 5.52226061025005e-05, 0.525536642382839, 0.21830061681032153], "covariance": [[3.3806913260145374e-11, -3.020390499774389e-10, -2.8522276473350697e-06, -1.2466971023698717e-06], [-3.020390499774531e-10, 3.049536224751925e-09, 2.900964455546443e-05, 1.1882073980808974e-05], [-2.8522276473352124e-06, 2.9009644555464513e-05, 0.27618876248702806, 0.1127482197678306], [-1.246697102369901e-06, 1.1882073980808722e-05, 0.11274821976782788, 0.04765515929976683]]}