{"coeffs": [-7.406655031529595e-07, 4.390976202378014e-05, 0.41209312946430676, 0.12218999064858917], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.8141866285000565e-07, 9.119362828235956e-07, 0.005455899262709468, 0.003559156766373139], "covariance": [[3.291273123028402e-14, -1.0079775178873449e-13, -4.3168555705141705e-10, -5.08373222354348e-10], [-1.0079775178873449e-13, 8.316277839301168e-13, 4.7898271034975145e-09, 2.944440436676845e-09], [-4.316855570514176e-10, 4.789827103497515e-09, 2.976683676483372e-05, 1.6060733729987926e-05], [-5.083732223543481e-10, 2.944440436676845e-09, 1.6060733729987923e-05, 1.26675968876197e-05]]}