Discussiones Mathematicae - General Algebra and Applications 39(1) (2019)

1
M.H. Almeida Santos, T.S. Blyth
Ordered regular semigroups with biggest associates 		PDF PS

5
2
I. Chajda, H. Länger
Residuated structures derived from commutative idempotent semirings 		PDF PS

23
3
B. Ebrahimzadeh, R. Mohammadyari
A new characterization of Projective Special Unitary groups PS U3 (3n) 		PDF PS

35
4
P. Gładki
Root selections and 2p-th root selections in hyperfields 		PDF PS

43
5
M. Afkhami, Z. Barati
The planar index and outerplanar index of some graphs associated to commutative rings 		PDF PS

55
6
A. Amroune, M. Yettou, L. Zedam
f-fixed points of isotone f-derivations on a lattice 		PDF PS

69
7
S. Jana, S. Mazumder
Isomorphism theorems on quasi module 		PDF PS

91
8
K. Denecke, H. Hounnon
All linear-solid varieties of semirings 		PDF PS

101
9
A. Iampan
The UP-isomorphism theorems for UP-algebras 		PDF PS

113
10
M.M.K. Rao
Γ-Field 		PDF PS

125
11
A. Basar
Application of (m,n)-Γ-hyperideals in characterization of LA-Γ-semihypergroups 		PDF PS

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