{"coeffs": [-2.783406482230128e-06, 8.956315155004912e-05, 0.4809432242019563, 0.1671093587615708], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.872955798087162e-07, 1.5437790203076778e-06, 0.00530410570047378, 0.003232346034134821], "covariance": [[8.25387501776264e-14, -3.4636027732099383e-13, -1.0434591899067047e-09, -8.428228636008906e-10], [-3.463602773209946e-13, 2.3832536635421337e-12, 8.073172671774086e-09, 4.728567801732415e-09], [-1.0434591899067076e-09, 8.073172671774089e-09, 2.8133537281798445e-05, 1.5499005356232942e-05], [-8.428228636008912e-10, 4.728567801732411e-09, 1.5499005356232922e-05, 1.0448060884387105e-05]]}