{"coeffs": [-6.0374630340118955e-06, 7.161579272393523e-05, 0.5917475060257854, 0.2784023012586802], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [6.184615837820758e-06, 4.285249012526821e-05, 0.2644047404679058, 0.13255092017322614], "covariance": [[3.824947306142335e-11, -2.4203736426555737e-10, -1.4559461775859598e-06, -7.970533258220783e-07], [-2.4203736426555685e-10, 1.836335909936209e-09, 1.1309312668710958e-05, 5.560622234496584e-06], [-1.4559461775859556e-06, 1.1309312668710951e-05, 0.06990986678190061, 0.03395239893958646], [-7.970533258220772e-07, 5.560622234496588e-06, 0.0339523989395865, 0.017569746438768966]]}