{"coeffs": [2.3134523404493426e-08, 0.3839043791793945, 1.546390734700469, 0.093835938121776], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [1.2183368952293574e-07, 1050.1527820992228, 257.72285215820625, 0.008738282946039224], "covariance": [[1.48434479027711e-14, -6.719063338254402e-05, -1.6491101708214288e-05, -6.937788313868429e-10], [-6.7190633397908e-05, 1102820.8657507377, 270648.3688523478, 8.764300516949314], [-1.6491101712657385e-05, 270648.3688523393, 66421.06852456063, 2.150954166088191], [-6.937788314844199e-10, 8.764300516105619, 2.150954165879336, 7.635758884503994e-05]]}