{"coeffs": [-6.168625360288849e-07, 4.6055275939073144e-05, 0.42459157628975064, 0.11765666153411834], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.7412705624980635e-07, 9.92662703966477e-07, 0.005530329426732416, 0.003404313308154662], "covariance": [[3.0320231718223226e-14, -1.0176776364103622e-13, -4.1843778186724974e-10, -4.54595747278305e-10], [-1.0176776364103624e-13, 9.853792438460377e-13, 5.31321055786993e-09, 3.0616692945630457e-09], [-4.184377818672502e-10, 5.313210557869931e-09, 3.0584543568182494e-05, 1.5797472091858916e-05], [-4.5459574727830504e-10, 3.0616692945630453e-09, 1.5797472091858913e-05, 1.1589349100078938e-05]]}