{"coeffs": [-8.476380340568786e-07, 3.9247946502444725e-05, 0.7073402720483355, 0.2048315594276947], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.8149417012542745e-07, 5.4155629368595806e-06, 0.047985310274167234, 0.012465065390753781], "covariance": [[3.29401337895176e-14, -8.310781126647261e-13, -7.413148403049833e-09, -2.117853571774385e-09], [-8.310781126647165e-13, 2.932832192308717e-11, 2.5965361832864e-07, 6.536277594617657e-08], [-7.413148403049752e-09, 2.596536183286401e-07, 0.0023025900021080995, 0.0005826152788109842], [-2.1178535717743728e-09, 6.53627759461769e-08, 0.0005826152788109868, 0.00015537785519576772]]}