{"coeffs": [-3.746887287434066e-07, 5.554446712475354e-05, 0.45598971763257956, 0.10434587313886462], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.5748328957136568e-07, 1.243650040075702e-06, 0.005238034117879744, 0.00281475652689756], "covariance": [[2.480098649421861e-14, -1.0275692302922899e-13, -3.3707377917343904e-10, -3.104221836700524e-10], [-1.0275692302922904e-13, 1.5466654221802949e-12, 6.361125742794057e-09, 3.1592387900619498e-09], [-3.370737791734388e-10, 6.361125742794057e-09, 2.743700142007223e-05, 1.2699750582211633e-05], [-3.1042218367005256e-10, 3.1592387900619506e-09, 1.2699750582211638e-05, 7.922854305712415e-06]]}