{"coeffs": [-1.2326642746740206e-06, 4.6043097440780975e-05, 0.46995805175328126, 0.16175795410841312], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.10307249562369e-06, 5.485328764562678e-06, 0.035873049586037, 0.022909949002509245], "covariance": [[1.2167689306014757e-12, -4.649866449481685e-12, -2.593007337214873e-08, -2.2767981483009215e-08], [-4.649866449481687e-12, 3.008883165533871e-11, 1.9322892775253077e-07, 1.1862930943441063e-07], [-2.5930073372148754e-08, 1.932289277525308e-07, 0.0012868756866022694, 0.0007322977043968998], [-2.276798148300922e-08, 1.1862930943441061e-07, 0.0007322977043968993, 0.0005248657632975744]]}