{"coeffs": [-3.664854537216133e-08, 8.363886261675896e-05, 0.6715982357270078, 0.0867810402918448], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.0808010787911434e-06, 0.00012592261418894516, 0.22150002939693417, 0.04045856093037741], "covariance": [[1.1681309719160994e-12, -6.551946415359226e-11, -1.1806984421249002e-07, -2.699602685383711e-08], [-6.551946415359233e-11, 1.5856504764177936e-08, 2.782846782556986e-05, 4.793979821910398e-06], [-1.1806984421249031e-07, 2.7828467825569864e-05, 0.0490622630228427, 0.008580351164636393], [-2.6996026853837193e-08, 4.793979821910398e-06, 0.008580351164636393, 0.0016368951525570616]]}