{"coeffs": [2.4057671684764593e-07, 0.003033871654305322, 1.2344070108475351, 0.16159260624395708], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.7710523425900635e-06, 0.047968117351939114, 2.7518568964003087, 0.04064778529611232], "covariance": [[3.1366264001937514e-12, -6.485715466921769e-08, -3.7554431473395577e-06, -6.27831670365549e-08], [-6.485715466927101e-08, 0.0023009402822894024, 0.1319869361756621, 0.0018816396018422185], [-3.7554431473424008e-06, 0.13198693617565965, 7.57271637826594, 0.10836643238391817], [-6.278316703657975e-08, 0.001881639601841578, 0.10836643238388342, 0.001652242449478845]]}