{"coeffs": [2.884610786779684e-07, 0.18674760511309185, 1.8053300839304431, 0.13520833889755787], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [1.465087141716802e-07, 97.252650408371, 71.08073046312397, 0.007666514411530659], "covariance": [[2.146480332823909e-14, -9.802477061905322e-06, -7.165932997867373e-06, -9.08949913028297e-10], [-9.802477061729856e-06, 9458.078011452824, 6912.789188598215, 0.7160618377700005], [-7.1659329977147455e-06, 6912.789188598278, 5052.47024317128, 0.523400632643954], [-9.089499130158543e-10, 0.716061837777132, 0.5234006326492143, 5.877544322220729e-05]]}