{"coeffs": [-5.3142437810694594e-06, 0.6943227639612128, 2.4298750641441877, 0.21397580311390813], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [3.578351369244409e-06, 719.6994838884127, 222.9018644044006, 0.03776091815661577], "covariance": [[1.2804598521773335e-11, -0.0022044246631238175, -0.0006828577258581272, -1.265613802659378e-07], [-0.002204424662958677, 517967.3471092477, 160422.3486196905, 26.47923082488898], [-0.0006828577258080698, 160422.3486196977, 49685.241154957796, 8.201623014966898], [-1.2656138026117958e-07, 26.47923082574917, 8.201623015231652, 0.0014258869400306348]]}