{"coeffs": [-7.361667799084993e-07, 0.0002051491533205436, 0.6435911959901399, 0.13231370538711407], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.2338444651929312e-07, 8.532850711955134e-06, 0.009972489093860495, 0.0025644446307499917], "covariance": [[4.9900610946730935e-14, -1.289901983664528e-12, -1.5141485181674918e-09, -4.660767458528785e-10], [-1.289901983664527e-12, 7.280954127251324e-11, 8.492144039990447e-08, 2.0722759106332065e-08], [-1.5141485181674866e-09, 8.492144039990446e-08, 9.94505387271665e-05, 2.448099614561243e-05], [-4.66076745852878e-10, 2.0722759106332065e-08, 2.4480996145612432e-05, 6.576376264182462e-06]]}