May 30, 2016 ... ... [math.NT] 30 May 2016. A POSITIVITY ... In this note, we show this conjecture
is true if m is any positive power of 2, and we show that in ..... [6] J. Lovejoy, S.
Corteel, Overpartitions, Trans. Amer. Math. Soc. 356 (2004), no. 
