{"coeffs": [-2.615778700614179e-06, 0.0001078862277889932, 0.8443736558554804, 0.2455995955644427], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [6.577546694909807e-07, 3.586385624974395e-05, 0.12855201591153995, 0.025179929893904694], "covariance": [[4.326412052371893e-13, -2.098150410187331e-11, -7.608267350420298e-08, -1.5877567367657883e-08], [-2.0981504101872834e-11, 1.286216185102298e-09, 4.607421074587629e-06, 8.819397303820119e-07], [-7.608267350420146e-08, 4.607421074587634e-06, 0.01652562079492082, 0.0031814046552763324], [-1.5877567367657674e-08, 8.819397303820196e-07, 0.0031814046552763576, 0.0006340288694619551]]}