{"coeffs": [-4.148972814437301e-07, 5.367860279859588e-05, 0.4494113792698597, 0.10532535014343146], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.2003313821992527e-07, 8.826443513034044e-07, 0.0038904039817948934, 0.0021561692428740055], "covariance": [[1.4407954270923686e-14, -5.60819156910527e-14, -1.8864301963683743e-10, -1.8288792290280064e-10], [-5.60819156910527e-14, 7.790610508878077e-13, 3.344632350617609e-09, 1.7151714444897281e-09], [-1.8864301963683738e-10, 3.3446323506176092e-09, 1.5135243141565561e-05, 7.166945601508857e-06], [-1.8288792290280064e-10, 1.715171444489728e-09, 7.1669456015088555e-06, 4.649065803915863e-06]]}