{"coeffs": [-5.584722992121424e-07, 7.944820509277377e-05, 0.705981344225413, 0.1722628993087626], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.17828109103275e-06, 9.741913820986636e-05, 0.359848666135406, 0.08176293658507307], "covariance": [[4.744908511550828e-12, -1.674499322334047e-10, -6.262953607583246e-07, -1.60125355521751e-07], [-1.6744993223340446e-10, 9.490488489553044e-09, 3.501398767060025e-05, 7.654755469705916e-06], [-6.262953607583237e-07, 3.501398767060026e-05, 0.1294910625194309, 0.0285407881434455], [-1.6012535552175075e-07, 7.654755469705924e-06, 0.028540788143445524, 0.00668517779901468]]}