{"coeffs": [1.8125815260136635e-05, -0.0014758394026182448, 12.806172256710477, 2.866752961377413], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-07, "errors": [0.0033042125849729862, 20.363316909086603, 43547.68696587655, 999.6521596032787], "covariance": [[1.0917820806693862e-05, -0.06722829197573765, 143.77926571345816, 3.3023747170100264], [-0.06722829120941894, 414.6646755398924, -886774.2386556716, -20351.930225492073], [143.7792641380271, -886774.2390465074, 1896401040.0779746, 43524698.709327534], [3.3023746982874926, -20351.930341997973, 43524698.9392969, 999304.440199499]]}