{"coeffs": [-2.2535240109986906e-06, 0.00010383750042885209, 0.46125079374618916, 0.14327824843331663], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.859512944793771e-07, 1.8905153651455362e-06, 0.005104527013000293, 0.00332028301288328], "covariance": [[1.4895840171030685e-13, -5.23044336936338e-13, -1.1387773436162477e-09, -1.1123439613323902e-09], [-5.230443369363391e-13, 3.5740483458513604e-12, 9.411461105284351e-09, 5.848715248365756e-09], [-1.1387773436162508e-09, 9.411461105284354e-09, 2.605619602644969e-05, 1.469262658247634e-05], [-1.112343961332391e-09, 5.848715248365753e-09, 1.4692626582476325e-05, 1.1024279285641271e-05]]}