{"coeffs": [-4.131655590751574e-06, 0.00013932653250083658, 0.5125854962223394, 0.1667361520114354], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [8.07182554011074e-07, 5.801473008345353e-06, 0.012935974772817277, 0.00673547851803328], "covariance": [[6.515436754998404e-13, -3.650480281274489e-12, -7.476606057322301e-09, -4.914656931779005e-09], [-3.650480281274484e-12, 3.365708906655968e-11, 7.44711978570015e-08, 3.711358041416316e-08], [-7.47660605732229e-09, 7.44711978570015e-08, 0.00016733944332296497, 8.060470662353749e-05], [-4.914656931779001e-09, 3.711358041416318e-08, 8.060470662353753e-05, 4.5366670866887784e-05]]}