{"coeffs": [-4.789508669605137e-06, 4.574854920667586e-05, 0.3336148571439719, 0.2239083345302511], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [5.067689132311964e-07, 1.054821280870776e-06, 0.006733666918562962, 0.007956985630287574], "covariance": [[2.5681473141752785e-13, -4.58320745311798e-13, -1.9444878100751876e-09, -3.843992944272623e-09], [-4.583207453117978e-13, 1.1126479345778649e-12, 6.445927978108191e-09, 8.065810727574283e-09], [-1.944487810075187e-09, 6.445927978108191e-09, 4.534227017014921e-05, 4.1437617913465895e-05], [-3.843992944272621e-09, 8.065810727574283e-09, 4.1437617913465895e-05, 6.331362032060293e-05]]}