{"coeffs": [-3.125754525634934e-08, 0.22693707360752208, 1.2663086744458487, 0.06486137502703751], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [4.150355902554425e-08, 554.8613775345282, 159.16104158640007, 0.004925547232355374], "covariance": [[1.7225454117868354e-15, -9.232249155283277e-06, -2.648503707115199e-06, -1.042848177622341e-10], [-9.232249149111733e-06, 307871.1482795142, 88312.3144316473, 2.6167261457782853], [-2.6485037053952903e-06, 88312.3144316518, 25332.23715886777, 0.7506236383663709], [-1.042848177250783e-10, 2.6167261462294777, 0.7506236384955935, 2.4261015538163685e-05]]}