{"coeffs": [1.0127997434708494e-06, 3.616905413087693e-05, 0.3766397023311715, 0.07687577673171773], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [8.026248539502805e-07, 2.429303555234983e-06, 0.015584433204418782, 0.012684979485877617], "covariance": [[6.442066561787092e-13, -6.947780983578285e-13, -7.08714374704695e-11, -5.854928206876225e-09], [-6.947780983578286e-13, 5.901515763477328e-12, 3.1472911203887e-08, 2.468047182726758e-08], [-7.087143747047028e-11, 3.1472911203887e-08, 0.00024287455830299066, 0.00011343968926445197], [-5.854928206876225e-09, 2.4680471827267577e-08, 0.00011343968926445197, 0.00016090870455713597]]}