{"coeffs": [-7.904060780575974e-06, 0.00014350898747705912, 0.5080949159939616, 0.20312954772200953], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.4955813263128837e-06, 8.499487280078066e-06, 0.02054341519953139, 0.011889922858516868], "covariance": [[2.2367635036158046e-12, -1.0738048048883204e-11, -2.405467884048215e-08, -1.675421307639163e-08], [-1.0738048048883289e-11, 7.224128402420885e-11, 1.7330796881479876e-07, 9.727457209450962e-08], [-2.4054678840482394e-08, 1.7330796881479902e-07, 0.00042203190806033733, 0.00022824881034279933], [-1.6754213076391692e-08, 9.727457209450927e-08, 0.0002282488103427982, 0.00014137026558148192]]}