{"coeffs": [-2.7886605451499047e-08, 1.8165035458946986e-05, 0.6518570111695743, 0.08445556392721949], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.0440320253129407e-08, 5.438165457369486e-06, 0.04098624763679118, 0.006456869091904987], "covariance": [[9.266130971130802e-16, -7.457483627653738e-14, -5.797866985025305e-10, -1.1432261584019252e-10], [-7.457483627653667e-14, 2.9573643541726674e-11, 2.2241843795196834e-07, 3.308840966550392e-08], [-5.79786698502528e-10, 2.224184379519685e-07, 0.0016798724953443706, 0.0002538584807676204], [-1.1432261584019202e-10, 3.308840966550402e-08, 0.00025385848076762106, 4.169115846999793e-05]]}