{"coeffs": [-1.4006949039769248e-06, 3.3704151350560144e-05, 0.41160505337853465, 0.19083532355635557], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [4.3250194950382406e-07, 1.7915133755625119e-06, 0.017607141885718013, 0.012445451045065793], "covariance": [[1.8705793632460837e-13, -6.27203931974584e-13, -5.233943445543696e-09, -4.984837933865468e-09], [-6.272039319745861e-13, 3.2095201748193854e-12, 3.0883078400143504e-08, 2.1230610454953104e-08], [-5.233943445543726e-09, 3.0883078400143524e-08, 0.0003100114453838057, 0.00019503625545557224], [-4.984837933865477e-09, 2.1230610454953074e-08, 0.00019503625545557176, 0.00015488925171512922]]}