{"coeffs": [1.8386114423585677e-06, 0.4432473795069107, 1.7830038762767726, 0.13195483059110388], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [2.169924239324788e-06, 1631.5507509393944, 489.46820836793773, 0.050019293582631096], "covariance": [[4.70857120440926e-12, -0.002397235256507881, -0.0007193146960512138, -8.679002778877005e-08], [-0.0023972352559426652, 2661957.852890902, 798592.1971820869, 78.33165334839634], [-0.000719314695886045, 798592.1971821481, 239579.1270029189, 23.50138040824458], [-8.679002777830323e-08, 78.33165335532108, 23.50138041031771, 0.00250192973050544]]}