{"coeffs": [-1.6442648531430217e-06, 0.0003196639166398051, 0.7847474461552244, 0.1514368407930135], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.2212164259740017e-07, 3.430059271009594e-05, 0.02478454150647502, 0.0035264474789370357], "covariance": [[4.9338024110167174e-14, -5.617782204549458e-12, -4.162024379956077e-09, -6.709877122666121e-10], [-5.6177822045494085e-12, 1.1765306602638869e-09, 8.489815512137561e-07, 1.1596374160891963e-07], [-4.162024379956032e-09, 8.489815512137568e-07, 0.000614273497686183, 8.486847068214171e-05], [-6.709877122666096e-10, 1.1596374160892012e-07, 8.4868470682142e-05, 1.2435831821701375e-05]]}