{"coeffs": [4.6462453275409296e-07, 0.3196448063876909, 1.6758276689495528, 0.12760003402993733], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [5.970874385850559e-07, 158.61587586409064, 63.791108570264065, 0.01108553189003575], "covariance": [[3.5651340931606284e-13, -6.267770469375117e-05, -2.5215378887612546e-05, -5.201860914319666e-09], [-6.267770469816432e-05, 25158.996076132607, 10118.281709283225, 1.6863774949002104], [-2.5215378889391736e-05, 10118.281709282846, 4069.305532623217, 0.6782982683962951], [-5.201860914500627e-09, 1.6863774948548456, 0.6782982683781281, 0.0001228890172849996]]}