8 citations · 45 across the 17 of their papers we have counts for
4 papers · 1 filter
On one Laurent series ring over an extension of
Trinh Thanh Deo, Mai Hoang Bien, Bui Xuan Hai
In this paper, using the general Mal'cev-Neumann construction of Laurent series rings, we construct a Laurent series ring with a base ring which is an extension of the field $\math…
On locally solvable maximal subgroups of the multiplicative group of a division ring
Bui Xuan Hai, Dang Vu Phuong Ha
Let be a division ring and be the multiplicative group of . In this paper we study locally solvable maximal subgroups of .
On subgroups in division rings of type
Bui Xuan Hai, Trinh Thanh Deo, Mai Hoang Bien
Let be a division ring with center . We say that is a {\em division ring of type } if for every two elements the division subring is a finite d…
On perfect order subsets in finite groups
Nguyen Trong Tuan, Bui Xuan Hai
If is a finite group and then the set of all elements of having the same order as is called {\em an order subset of determined by } (see [2]). We say th…