{"coeffs": [-1.2682853268917284e-05, 0.04190852843703125, 5.428581362349554, 0.6846559897780884], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-07, "errors": [7.414215396727698e-05, 223.97880702901946, 3701.9436345280665, 4.320953948833761], "covariance": [[5.497058994907406e-09, -0.016354437646090188, -0.270337901831062, -0.00031905881883033545], [-0.016354437651594948, 50166.50599814273, 829156.747803778, 964.2547757882508], [-0.27033790192173607, 829156.7478027617, 13704386.67322287, 15938.172949098269], [-0.00031905881888462465, 964.254775630059, 15938.172946503199, 18.67064302794207]]}