Abstract:In this paper there is proved that every Musielak-Orlicz space is reflexive iff it is $P$-convex. This is an essential extension of the results given by Ye Yining, He Miaohong and Ryszard P{\l }uciennik [16].
Keywords: Musielak-Orlicz spaces, $P$-convexity, reflexivity
AMS Subject Classification: 46E30, 46E40, 46B20