{"coeffs": [-8.014210818717452e-07, 0.23636217323614403, 1.9877297218782124, 0.16748210017959164], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [6.232651931699296e-07, 96.88868774601718, 69.12221542602755, 0.014334752318287996], "covariance": [[3.884595010171497e-13, -4.693031328068752e-05, -3.3490290892638786e-05, -7.882536373207405e-09], [-4.693031327530658e-05, 9387.417813145219, 6697.160115061402, 1.3422745752518666], [-3.3490290888837594e-05, 6697.1601150619135, 4777.880665402162, 0.9577142986629948], [-7.882536372759944e-09, 1.342274575314481, 0.9577142987074749, 0.0002054851240266631]]}