(my citations are from the 2nd edition of BoBG)
p174 sec 20.16 gives the paradigm for future active indicative(liquid) using the verb Î¼ÎµÎ½Î¿ and gives the 1st person singular definition as: I will remain.
Then in sec 20.18(same page) the paradigm for future middle indicative(liquid) is given using the verb Î¼ÎµÎ½Î¿Î¼Î±Î¹ with the 1st person singular definition as: I will remain. All other meanings for each "person" are the same.
My understanding is... that Î¼ÎµÎ½Î¿Î¼Î±Î¹ ...