{"coeffs": [-1.3668195200888968e-06, 3.708546682987973e-05, 0.5613551717271952, 0.2226640939729976], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [7.761725726290621e-08, 8.831393659386453e-07, 0.009299456051416174, 0.003710315423063239], "covariance": [[6.024438625016167e-15, -5.856563877328446e-14, -6.048371640974566e-10, -2.718999394865936e-10], [-5.856563877328452e-14, 7.799351396705125e-13, 8.200573123203063e-09, 3.1693010172469173e-09], [-6.048371640974567e-10, 8.200573123203063e-09, 8.647988285222092e-05, 3.322556837636381e-05], [-2.718999394865936e-10, 3.1693010172469173e-09, 3.322556837636381e-05, 1.3766440538620942e-05]]}