Results 11 to 20 of about 18,787 (208)

Bourn-normal monomorphisms in regular Mal'tsev categories [PDF]

open access: bronze, 2017
Normal monomorphisms in the sense of Bourn describe the equivalence classes of an internal equivalence relation. Although the definition is given in the fairly general setting of a category with finite limits, later investigations on this subject often ...
Giuseppe Metere
openalex   +3 more sources

On Monomorphisms and Subfields [PDF]

open access: diamondFormalized Mathematics, 2019
Summary This is the second part of a four-article series containing a Mizar [2], [1] formalization of Kronecker’s construction about roots of polynomials in field extensions, i.e. that for every field F and every polynomial p ∈ F [X]\F there exists a field extension E of F such that p has a root over E.
Christoph Schwarzweller
openalex   +2 more sources

k-Spectrally monomorphic tournaments [PDF]

open access: yesDiscrete Mathematics, 2022
A tournament is $k$-spectrally monomorphic if all the $k\times k$ principal submatrices of its adjacency matrix have the same characteristic polynomial. Transitive $n$-tournaments are trivially $k$-spectrally monomorphic. We show that there are no other for $k\in \{3,\ldots,n-3\} $.
Abderrahim Boussaïri   +3 more
openaire   +3 more sources

Monomorphism and heterozygosity [PDF]

open access: yesHeredity, 1975
A myth about the relation between monomorphism and heterozygosity is dispelled: the observed relation provided no evidence for (or against) neutral mutations.
N E, Morton, D C, Rao
openaire   +2 more sources

EQUALIZERS IN THE CATEGORIES FUZZ AND TOPFUZZ [PDF]

open access: yesJournal of Algebraic Systems, 2020
It is well known that the categories Fuzz of fuzzes and TopFuzz of topological fuzzes are both complete and cocomplete, and some categorical properties of them were introduced by many authors.
Gh. Mirhosseinkhani, N. Nazari
doaj   +1 more source

The Favorable Allele of CAPN1-316 Genetic Marker is Absent in Bali and Sumbawa Cattle

open access: yesJurnal Ilmu-Ilmu Peternakan, 2023
The micromolar calcium-activated neutral protease 1 (CAPN1) gene encodes the u-calpain enzyme, which plays a crucial role in meat tenderisation. Genetic diversity within the CAPN1 gene, specifically a nucleotide substitution from G to C in exon nine ...
Fajrin Shidiq   +3 more
doaj   +1 more source

Monomorphisms, Epimorphisms, and Pull-Backs [PDF]

open access: bronzeJournal of the Australian Mathematical Society, 1969
As the applications of category theory increase, we find ourselves wanting to imitate in general categories much that was at first done only in abelian categories. In particular it becomes necessary to deal with epimorphisms and monomorphisms, with various canonical factorizations of arbitrary morphisms, and with the relations of these things to such ...
G. M. Kelly
openalex   +3 more sources

On the genetic divergence of two adjacent populations living in a homogeneous habitat [PDF]

open access: yesИзвестия высших учебных заведений: Прикладная нелинейная динамика, 2021
The purpose is to study the mechanisms leading to the genetic divergence, i.e. stable genetic differences between two adjacent populations coupled by migration of individuals.
Frisman, Efim Jakovlevich   +1 more
doaj   +1 more source

Body Size Differences between Foraging and Intranidal Workers of the Monomorphic Ant Lasius niger

open access: yesInsects, 2020
The association between the division of labour and worker body size of ants is typical for species that maintain physical castes. Some studies showed that this phenomenon can be also observed in the absence of distinct morphological subcastes among ...
Mateusz Okrutniak   +3 more
doaj   +1 more source

Complex wolbachia infection dynamics in mosquitoes with imperfect maternal transmission

open access: yesMathematical Biosciences and Engineering, 2018
Dengue, malaria, and Zika are dangerous diseases primarily transmitted by Aedes aegypti, Aedes albopictus, and Anopheles stephensi. In the last few years, a new disease control method, besides pesticide spraying to kill mosquitoes, has been developed by ...
Bo Zheng   +4 more
doaj   +1 more source

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