{"coeffs": [-6.269828865569752e-06, 0.0005451939798017358, 0.8242377656950819, 0.1972797393095353], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.7443618760924423e-06, 0.0002626141435462245, 0.14687161960374015, 0.02382333246777353], "covariance": [[7.53152210694963e-12, -6.009821381777016e-10, -3.421531117786509e-07, -6.056859460647338e-08], [-6.009821381776802e-10, 6.8966188390517e-08, 3.8532896260620485e-05, 6.060680880665574e-06], [-3.4215311177864016e-07, 3.853289626062059e-05, 0.02157127264502575, 0.003421450217368495], [-6.056859460647248e-08, 6.0606808806656675e-06, 0.003421450217368539, 0.0005675511698700725]]}