{"coeffs": [9.821198180984103e-08, 0.48860694164441953, 1.4654474391501082, 0.07630742590022618], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-07, "errors": [8.536494642065247e-08, 9560.700230786939, 1497.8397091241004, 0.015129476282765123], "covariance": [[7.287174077400868e-15, -0.00036642836326817343, -5.740891096721715e-05, -7.328219769370778e-10], [-0.00036642836334576095, 91406988.90296942, 14320396.444819905, 138.22077423282303], [-5.740891097873307e-05, 14320396.4448198, 2243523.7942289696, 21.654761342777217], [-7.328219770220188e-10, 138.22077422347593, 21.654761341301995, 0.0002289010525907524]]}