{"coeffs": [-1.6444666668000615e-06, 0.20665267064091294, 1.9599752820642826, 0.16785609223307507], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [7.76557563597861e-07, 82.56466522226732, 67.88711487153694, 0.017005652967619564], "covariance": [[6.030416495810459e-13, -4.988412499681553e-05, -4.102963031955731e-05, -1.1659764891353795e-08], [-4.988412499689422e-05, 6816.923943265078, 5605.076177900336, 1.3570611992600379], [-4.102963031967081e-05, 5605.076177900331, 4608.660365581251, 1.1159672445968412], [-1.1659764891407677e-08, 1.3570611992593444, 1.1159672445962734, 0.0002891922328551081]]}