{"coeffs": [-2.8633698577627678e-06, 0.00016886912637068888, 0.4947575525889858, 0.1358292293164398], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.3728401675633382e-06, 9.617454068558059e-06, 0.015541941775873093, 0.008437205736574556], "covariance": [[1.8846901256753346e-12, -9.124275906333321e-12, -1.2751431255757105e-08, -9.775337842728857e-09], [-9.124275906333321e-12, 9.249542276082396e-11, 1.4737325230089257e-07, 7.559636125017226e-08], [-1.2751431255757116e-08, 1.473732523008926e-07, 0.00024155195416462928, 0.00011746679782613846], [-9.775337842728855e-09, 7.559636125017228e-08, 0.00011746679782613845, 7.11864406412866e-05]]}