{"coeffs": [6.27268958493592e-07, 1.2923546895171978, 1.8745623486130811, 0.12866187293128745], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [8.149686529097787e-07, 4125.238675474413, 412.48632656769104, 0.016393572001120373], "covariance": [[6.641739052255794e-13, -0.0022372225223613565, -0.00022372112852217133, -1.054459037314476e-08], [-0.002237222521109646, 17017594.12962989, 1701604.5371511644, 64.8699203383403], [-0.0002237211283902636, 1701604.537151303, 170144.96960530785, 6.486611852960053], [-1.0544590369900207e-08, 64.86992035244855, 6.486611854373469, 0.00026874920295591784]]}