{"coeffs": [-4.453866304080948e-06, 7.386990668490843e-05, 0.45891324499841424, 0.20142447912634728], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [6.057563419418479e-07, 2.3353984638555915e-06, 0.010365085393476815, 0.00763805791579733], "covariance": [[3.6694074580276903e-13, -1.1922698018765689e-12, -4.580710051559022e-09, -4.3646378665321054e-09], [-1.1922698018765717e-12, 5.454085984979057e-12, 2.373282673829566e-08, 1.7127845479009165e-08], [-4.580710051559038e-09, 2.3732826738295677e-08, 0.00010743499521406643, 7.130165991645502e-05], [-4.364637866532111e-09, 1.712784547900915e-08, 7.13016599164549e-05, 5.8339928725074254e-05]]}