{"coeffs": [-7.913838414904662e-07, 0.3432932594095263, 1.7731395614131131, 0.1367810860392604], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [2.726390582327162e-07, 92.10520980173973, 36.890425015224984, 0.005553412053914562], "covariance": [[7.433205607402242e-14, -1.7406570002989682e-05, -6.973604104289207e-06, -1.2321129280523576e-09], [-1.7406570002986565e-05, 8483.369672622492, 3397.8001228316084, 0.4913911606040862], [-6.973604104299881e-06, 3397.8001228316116, 1360.9034578039373, 0.19683446476039376], [-1.2321129280536356e-09, 0.49139116060443333, 0.19683446476053132, 3.0840385440563557e-05]]}