{"coeffs": [-3.564591709377717e-06, 6.616071061915067e-05, 0.4396669610529778, 0.1851932199473632], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [6.05876669932426e-07, 2.11729595660954e-06, 0.00984125922840479, 0.007757006105278588], "covariance": [[3.6708653916840585e-13, -1.048728460430876e-12, -3.974282214396401e-09, -4.378286989884465e-09], [-1.0487284604308752e-12, 4.482942167875107e-12, 2.021482953255205e-08, 1.5652885187488008e-08], [-3.9742822143964e-09, 2.0214829532552055e-08, 9.685038320066243e-05, 6.650414573179084e-05], [-4.378286989884463e-09, 1.565288518748801e-08, 6.650414573179082e-05, 6.017114371732929e-05]]}