{"coeffs": [4.472203213324381e-08, 0.4585906783687341, 1.562226443428162, 0.09460799287671005], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [1.3081869678364729e-07, 1333.2457905854337, 276.1322066360925, 0.008587140678961146], "covariance": [[1.7113531428171846e-14, -9.220810826504426e-05, -1.9099115174098474e-05, -7.361563474607102e-10], [-9.220810821556973e-05, 1777544.338113778, 368152.1005707257, 10.935262047965843], [-1.909911516455667e-05, 368152.10057074606, 76248.99554171768, 2.264897043488912], [-7.361563472406678e-10, 10.93526204999401, 2.26489704390779, 7.37389850402693e-05]]}