{"coeffs": [-7.300668841865753e-07, 0.0001356921772336962, 0.4803456519212759, 0.11697216495540025], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [5.805290543700982e-07, 3.6727203892519006e-06, 0.006801294278933929, 0.003959592184951907], "covariance": [[3.3701398296784034e-13, -1.3113065385140663e-12, -1.9176130429953726e-09, -1.807103257536619e-09], [-1.311306538514068e-12, 1.3488875057626633e-11, 2.4376816680791536e-08, 1.329706060012937e-08], [-1.917613042995376e-09, 2.4376816680791536e-08, 4.625760386865939e-05, 2.3205963104553752e-05], [-1.8071032575366199e-09, 1.3297060600129362e-08, 2.320596310455374e-05, 1.5678370271132218e-05]]}