{"coeffs": [-3.76473293561305e-06, 0.00010649349405047551, 0.37328639986854506, 0.13787662409722795], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [9.263987083003713e-07, 3.18544415071988e-06, 0.008211521714190805, 0.00650741955992103], "covariance": [[8.582145667405966e-13, -1.9867515453658045e-12, -3.2565444675152304e-09, -5.095195241476197e-09], [-1.986751545365808e-12, 1.0147054437355498e-11, 2.4564625540708887e-08, 1.894524466117959e-08], [-3.256544467515241e-09, 2.45646255407089e-08, 6.742908886262709e-05, 4.169333008720242e-05], [-5.095195241476201e-09, 1.8945244661179576e-08, 4.1693330087202365e-05, 4.234650932884282e-05]]}