Results 121 to 130 of about 3,309 (193)

Isomorphisms of quadratic quasigroups [PDF]

open access: hybrid, 2023
Aleš Drápal, Ian M. Wanless
openalex   +1 more source

Linear quasigroups. I

open access: yes, 2011
The article is devoted to linear quasigroups and some of their generalizations. In the first part main definitions and notions of the theory of quasigroups are given. In the second part some elementary properties of linear quasigroups and their generalizations are presented.
openaire   +3 more sources

Parallelograms in quadratical quasigroups

open access: yesQuasigroups and related systems, 2010
The "geometric" concept of parallelogram is introduced and investigated in a general quadratical quasigroup and geometrical interpretation in a quadratical quasigroup $C(1/2(1+i)))$ is given. Some statements about relationships between the parallelograms and some other geometric structures in a general quadratical quasigroup will be also considered.
Volenec, V., Kolar-Super, R.
openaire   +3 more sources

PROPERTIES OF HYPERPRODUCTS AND THE RELATION β IN QUASIHYPERGROUPS

open access: yesRatio Mathematica, 1997
Some properties of the complete parts in hyper-groupoids are established. Applying these properties to the case of quasihypergroups H for which H/β*. is a quasigroup, a necessary and sufficient condition for the transitivity of the relation β is proved ...
Marin Gutan
doaj  

A note on the Erdös-Faber-Lovász Conjecture: quasigroups and complete digraphs [PDF]

open access: green, 2015
Gabriela Araujo‐Pardo   +2 more
openalex   +1 more source

Abelian quasigroups and T-quasigroups

open access: yes, 1994
By means of known results with respect to algebras of a congruence modular variety it is proved that abelian in the sense of McKenzie quasigroups, i.e. quasigroups coinciding with their centre, are T-quasigroups and conversely.
openaire   +1 more source

Homogeneous quasigroups [PDF]

open access: yesPacific Journal of Mathematics, 1964
openaire   +2 more sources

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