{"coeffs": [1.9736095859164784e-08, 8.84912374326278e-06, 0.6469838863086846, 0.06605244937524535], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.7846159259951435e-08, 7.468365959807117e-06, 0.08864110888749671, 0.0126678645876545], "covariance": [[7.75408585530579e-16, -7.799073967906385e-14, -9.57043824930698e-10, -1.731330745077232e-10], [-7.799073967906292e-14, 5.5776490109605674e-11, 6.607300097246476e-07, 8.940121550570029e-08], [-9.570438249306823e-10, 6.607300097246478e-07, 0.007857246184805048, 0.0010793226409883969], [-1.7313307450772184e-10, 8.940121550570053e-08, 0.0010793226409883995, 0.00016047479321115095]]}