{"coeffs": [-2.620749403525987e-06, 5.641255720623156e-05, 0.4197223756375917, 0.16961545811684284], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.12782275357455e-07, 9.679368488535387e-07, 0.00495845217221197, 0.004230768474133464], "covariance": [[9.78327517777868e-14, -2.3838373757972496e-13, -9.015451116427939e-10, -1.213559614857107e-09], [-2.3838373757972536e-13, 9.369017433685182e-13, 4.571352207337319e-09, 3.865343538824924e-09], [-9.015451116427966e-10, 4.571352207337322e-09, 2.45862479441136e-05, 1.735527342144009e-05], [-1.213559614857108e-09, 3.86534353882492e-09, 1.735527342144006e-05, 1.7899401881721595e-05]]}