{"coeffs": [2.137580617398551e-09, 2.6884415405566565e-05, 0.6759765201252642, 0.08895705908641048], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.423988285869918e-08, 8.819747188421117e-06, 0.045107329916946666, 0.006073358437206915], "covariance": [[1.1723695781774418e-15, -1.425676549952625e-13, -7.551884996409128e-10, -1.255532398712105e-10], [-1.4256765499526483e-13, 7.778794046766221e-11, 3.97087352740812e-07, 5.061030847906891e-08], [-7.55188499640924e-10, 3.970873527408117e-07, 0.0020346712122362716, 0.00026335041015646443], [-1.2555323987121142e-10, 5.0610308479068647e-08, 0.00026335041015646335, 3.688568270679242e-05]]}