{"coeffs": [-1.1445817441783875e-06, 5.4735248915649984e-05, 0.42546934365260425, 0.13119178477202384], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.361952057825185e-07, 1.906763735310741e-06, 0.009477110603938015, 0.00578343882218589], "covariance": [[1.1302721639114997e-13, -4.146395455982853e-13, -1.6202646415996208e-09, -1.583365595943755e-09], [-4.146395455982856e-13, 3.63574794229617e-12, 1.7605810133269075e-08, 1.0129383992883589e-08], [-1.6202646415996233e-09, 1.7605810133269078e-08, 8.981562539927435e-05, 4.7064427007413094e-05], [-1.5833655959437556e-09, 1.0129383992883587e-08, 4.706442700741307e-05, 3.344816460996691e-05]]}