{"coeffs": [-2.1085876737888673e-06, 5.291480748695905e-05, 0.3475727909811004, 0.15272534849536384], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.025272647934642e-07, 8.103738077426416e-07, 0.0042993307385118425, 0.00396564736177147], "covariance": [[9.152274594341481e-14, -1.7717997160361695e-13, -5.414433521202818e-10, -1.0587618195779801e-09], [-1.7717997160361654e-13, 6.567057082753079e-13, 3.1827653058077032e-09, 2.966658040879945e-09], [-5.414433521202788e-10, 3.1827653058077e-09, 1.8484244799112785e-05, 1.2611102043419152e-05], [-1.0587618195779789e-09, 2.966658040879948e-09, 1.2611102043419182e-05, 1.572635899792502e-05]]}