ЗМІСТ

Igor Ya. Subbotin (dedicated to 70th Birthday)

Akhter S., Farooq R.
Computing bounds for the general sum-connectivity index of some graph operations

‎Ansari-Toroghy H., Farshadifar F., ‎Maleki-Roudposhti S.
Generalized 2-absorbing and strongly generalized 2-absorbing second submodules

Bezushchak O., Oliynyk B.
Morita equivalent unital locally matrix algebras

Chupordia V.A., Kurdachenko L.A., Semko N.N.
On the structure of Leibniz algebras whose subalgebras are ideals or core-free

Drellich E.
The containment poset of type A Hessenberg varieties

Karimi S., Payrovi Sh.
Attached primes and annihilators of top local cohomology modules defined by a pair of ideals

Mostafanasab H., Tekir Ü., Ulucak G.
Uniformly 2-absorbing primary ideals of commutative rings

Popovych R., Skuratovskii R.
Normal high order elements in finite field extensions based on the cyclotomic polynomials

Subedi T., Roy D.
On a common generalization of symmetric rings and quasi duo rings

Varbanets S., Vorobyov Y.
Norm of Gaussian integers in arithmetical progressions and narrow sectors

Zabavsky B., Romaniv A., Kysil T.
Elementary reduction of matrices over rings of almost stable range 1

Zambrano B.A.
Poisson brackets on some skew PBW extensions