{"coeffs": [-1.431566418859631e-08, 0.13614698042247672, 1.6110692063153986, 0.11410533377465008], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [1.331532936661032e-07, 89.23989036546321, 75.59413539776864, 0.008595610644497426], "covariance": [[1.7729799614131517e-14, -7.255418590389372e-06, -6.147473130450184e-06, -8.446658779083169e-10], [-7.255418589893141e-06, 7963.758032439893, 6746.012074288219, 0.7340683235327392], [-6.1474731300515815e-06, 6746.012074288385, 5714.473306536177, 0.6218755642567512], [-8.44665877881938e-10, 0.7340683235514186, 0.6218755642725657, 7.388452235179745e-05]]}