{"coeffs": [-1.573047875089734e-06, 0.052885784584586544, 1.7846814482506317, 0.1685519865382535], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [3.0925531040722764e-07, 3.9043823616011144, 12.515101506189113, 0.009053975629968743], "covariance": [[9.563884701507072e-14, -9.413362677514117e-07, -3.019804976352678e-06, -2.4755210266156947e-09], [-9.413362677736518e-07, 15.244201625581896, 48.86370162399311, 0.03417121634451344], [-3.0198049764235886e-06, 48.8637016239908, 156.627765710217, 0.10956932707102356], [-2.4755210266429317e-09, 0.03417121634417722, 0.10956932706995105, 8.197447470806788e-05]]}