{"coeffs": [-2.9925051986034136e-08, 0.00011323958863707518, 0.8645260000627598, 0.09175098115503064], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.9220403234954673e-08, 0.0004555808184513151, 0.41836564489830963, 0.01109056230323426], "covariance": [[1.5382400299124429e-15, -8.783370743102065e-12, -8.246014119140962e-09, -2.687222825007143e-10], [-8.783370743098546e-12, 2.0755388214077013e-07, 0.00019053661319823657, 4.814874376190497e-06], [-8.246014119137829e-09, 0.0001905366131982384, 0.17502981283117852, 0.004455790320003369], [-2.6872228250065654e-10, 4.814874376191079e-06, 0.0044557903200038605, 0.0001230005722019208]]}