Results 11 to 20 of about 60 (57)

Hypermaps Over Non-Abelian Simple Groups and Strongly Symmetric Generating Sets [PDF]

open access: yes, 2023
A generating pair x, y for a group G is said to be symmetric if there exists an automorphism φx,y of G inverting both x and y, that is, xφx,y = x−1 and yφx,y = y−1.
Spiga P., Lucchini A.
core   +1 more source

RESPONSE OF BREAD WHEAT TO INCREASING. MUSTARD MEAL NITROGEN APPUCATION ON PELLIC VERTISOL AND EUTRIC NITOSOL [PDF]

open access: yes, 2023
Mustard seed meal was evaluated on the field as source of nitrogen for bread wheat on Pellic Vertisol and Eutric Nitosol in a split plot design with three replications.
Tulema, Balesh, Salema, M. P.
core   +2 more sources

Lifting of divisible designs [PDF]

open access: yes, 2007
Dedicated to Walter Benz on the occasion of his 75th birthday The aim of this paper is to present a construction of t-divisible designs for t> 3, because such divisible designs seem to be missing in the literature.
Andrea Blunck   +7 more
core   +1 more source

The (16, 16, 2) designs

open access: yesInternational Journal of Mathematics and Mathematical Sciences, Volume 2, Issue 2, Page 261-281, 1979., 1979
Elementary techniques of algebraic coding theory are here used to discuss the three biplanes with k = 6. These three designs are intimately related to the (16, 11) extended binary Hamming code and to one another; we systematically investigate these relationships. We also exhibit each of the three designs as difference sets.
E. F. Assmus, Jr, Chester J. Salwach
wiley   +1 more source

Vulneración de los derechos humanos en las mujeres indígenas: un problema judicial, social y cultural

open access: yes, 2022
Las comunidades indígenas se han visto rebosantes de violencia a través de los años, ya sea por factores externos como el conflicto armado, o internos, como las tradiciones inconstitucionales.
Cuervo-Estupiñán, Alexander   +5 more
core   +1 more source

Response of bread wheat to increasing mustard meal nitrogen application on pellic Vertisol and utric Nitosol

open access: yes, 2004
Mustard seed meal was evaluated on the field as source of nitrogen for bread wheat on Pellic Vertisol and Eutric Nitosol in a split plot design with three replications.
Tulema, Balesh, Salema, M. P.
core   +1 more source

Existence and Classification of 3‐Regular Symmetric Graphs of Order 6pq With Distinct Primes p and q

open access: yesJournal of Mathematics, Volume 2025, Issue 1, 2025.
A graph Σ is said symmetric if its automorphism group acts transitively on the set of its arc. Let p < q be two distinct prime integers. This paper demonstrates that connected 3‐regular symmetric graphs of order 6pq exist if and only if the pair (p, q) belongs to the set (5, 19), (19, 37), (37, 73), which up to isomorphism there are nine sporadic ones,
Mehdi Alaeiyan   +3 more
wiley   +1 more source

Certain Structural Properties for the Direct Product of Cayley Graphs and Their Theoretical Applications

open access: yesJournal of Mathematics, Volume 2024, Issue 1, 2024.
Symmetry properties are of vital importance for graphs. The famous Cayley graph is a good mathematical model as its high symmetry. The normality of the graph can well reflect the symmetry of the graph. In this paper, we characterize the normality of the direct product of Cayley graphs and give a sufficient and necessary condition for the direct product
Li Wang   +3 more
wiley   +1 more source

Simplicial complexes defined on groups

open access: yesOpen Mathematics
This study makes some preliminary observations towards an extension of current work on graphs defined on groups to simplicial complexes. I define a variety of simplicial complexes on a group, which are preserved by automorphisms of the group, and in many
Cameron Peter J.
doaj   +1 more source

Separating subsets from their images

open access: yesForum of Mathematics, Sigma
Let G be a transitive permutation group acting on Ω $\Omega $ normal upper Omega . In this paper, we introduce and study the parameter sep(G) $\mathrm {sep}(G)$ sep left parenthesis upper G right parenthesis , which denotes the size of the ...
Marco Barbieri   +3 more
doaj   +1 more source

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