شماره 1 تاریخ انتشار 2016-02-01

• HX-hypergroups associated with the direct products of some ${bf Z}/n {bf Z}$
• A note on the order graph of a group
• Exact sequences of extended $d$-homology
• The principal ideal subgraph of the annihilating-ideal graph of commutative rings
• The concept of logic entropy on D-posets