{"coeffs": [-1.3869764734787508e-06, 6.503626196897609e-05, 0.4360236683803734, 0.13471642828810568], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.9669352133178974e-07, 2.4753436163492152e-06, 0.01050345115450482, 0.006091534002215499], "covariance": [[1.5736574986661514e-13, -6.483240071130604e-13, -2.2569150834118836e-09, -1.9882598157922753e-09], [-6.483240071130613e-13, 6.127326019000811e-12, 2.5472012536643198e-08, 1.392217707991468e-08], [-2.2569150834118873e-09, 2.5472012536643205e-08, 0.00011032248615506865, 5.5962040942059995e-05], [-1.9882598157922765e-09, 1.3922177079914676e-08, 5.596204094205996e-05, 3.710678650014757e-05]]}