{"coeffs": [-2.4275816951775557e-07, 5.142290115373458e-05, 0.4581846116618059, 0.10399889162813361], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.238430497566904e-07, 1.0018106345077218e-06, 0.0045471289776443805, 0.0024184052452047686], "covariance": [[1.5337100973038096e-14, -6.48889482261114e-14, -2.3086102911675007e-10, -2.0907530608278308e-10], [-6.488894822611146e-14, 1.0036245474127644e-12, 4.451740661381437e-09, 2.1875483751935055e-09], [-2.3086102911674994e-10, 4.451740661381436e-09, 2.0676381939333225e-05, 9.496615663954828e-06], [-2.0907530608278313e-10, 2.187548375193505e-09, 9.496615663954828e-06, 5.848683930033938e-06]]}