{"coeffs": [-3.982439222942704e-06, 3.862223150138133e-05, 0.23380100236474316, 0.17158557398376295], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [5.443430494984552e-07, 5.549033243191666e-07, 0.003955098667421494, 0.0060630789184922375], "covariance": [[2.963093555372777e-13, -2.334118537186485e-13, 6.496151224939624e-10, -3.0512500486463084e-09], [-2.3341185371864883e-13, 3.0791769934046225e-13, 7.600787566663995e-10, 3.1118017320501647e-09], [6.49615122493959e-10, 7.600787566664027e-10, 1.5642805469039276e-05, 5.761716051195754e-07], [-3.0512500486463104e-09, 3.111801732050163e-09, 5.761716051195368e-07, 3.6760925971865e-05]]}