Hi
I an a new vba'user , and I tried to caculate DFA (detrended fluctutation analysis) on time series
I put a white noise in a column, and I developed a VBA code, but it did not work ......
hopefully , someone could help me
Thanks
You will find excel files and article method in pdf (https://libstore.ugent.be/fulltxt/RU...19_0001_AC.pdf)

Anne

donnees (2).xlsm