{"coeffs": [-2.596972745596306e-06, 8.34220558245829e-05, 0.6309235665277014, 0.19547529889174145], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [6.383486550887235e-07, 1.0777480055258412e-05, 0.04448216114926711, 0.014937351386213321], "covariance": [[4.074890054535821e-13, -5.7268637245232e-12, -2.3450460277039383e-08, -8.872255743051423e-09], [-5.726863724523225e-12, 1.1615407634149286e-10, 4.788571231563996e-07, 1.552586163927333e-07], [-2.345046027703949e-08, 4.788571231563995e-07, 0.0019786626605093685, 0.0006416009551610453], [-8.872255743051436e-09, 1.5525861639273298e-07, 0.0006416009551610441, 0.00022312446643520906]]}