Results 31 to 40 of about 5,076,196 (317)

Multiplicative hyperring of fractions and coprime hyperideals

open access: yesAnalele Stiintifice ale Universitatii Ovidius Constanta: Seria Matematica, 2017
In this paper we will introduce the notion of coprime hyperideals in multiplicative hyperrings and we will show some properties of them. Then we introduce the notion of hyperring of fractions generated by a multiplicative hyperring and then we will show ...
Ameri R., Kordi A., Hoskova-Mayerova S.
doaj   +1 more source

Solvable groups derived from fuzzy hypergroups

open access: yesRatio Mathematica, 2015
In this paper we introduce the smallest equivalence relation ξ ∗ on a finite fuzzy hypergroup S such that the quotient group S/ξ ∗ , the set of all equivalence classes, is a solvable group.
E. Mohammadzadeh, T. Nozari
doaj   +1 more source

Direct Limit of Krasner (m, n)-Hyperrings [PDF]

open access: yesJournal of Sciences, Islamic Republic of Iran, 2020
The purpose of this paper is the study of direct limits in category of Krasner (m, n)-hyperrings. In this regards we introduce and study direct limit of a direct system in category (m, n)-hyperrings.
Reza Ameri, Ameneh Asadi
doaj   +1 more source

The low-mass end of the fundamental relation for gravitationally lensed star-forming galaxies at 1 < z < 6† [PDF]

open access: yes, 2012
We present Very Large Telescope/X-shooter spectra of 13 galaxies in the redshift range 1 ? z ? 6, which are strongly lensed by massive galaxy clusters. Spectroscopic redshifts are measured for nine galaxies, while three sources have redshifts determined ...
L. Christensen   +8 more
semanticscholar   +1 more source

Fundamental metallicity relation in CALIFA, SDSS-IV MaNGA, and high-z galaxies [PDF]

open access: yesAstronomy & Astrophysics, 2018
The metallicity of local galaxies is tightly related not only to stellar mass, i.e. the mass-metallicity relation, but also to the star formation rate (SFR) through the so-called fundamental metallicity relation (FMR); more active galaxies show lower ...
G. Cresci, F. Mannucci, M. Curti
semanticscholar   +1 more source

Tree and 1-loop fundamental BCJ relations from soft theorems

open access: yesEuropean Physical Journal C: Particles and Fields, 2023
We provide a new derivation of the fundamental BCJ relation among double-color-ordered tree amplitudes of bi-adjoint scalar theory, based on the leading soft theorem for external scalars. Then, we generalize the fundamental BCJ relation to 1-loop Feynman
Fang-Stars Wei, Kang Zhou
doaj   +1 more source

The Empirical Test of Comparing the Cost of Equity Capital Efficiency under Information Ambiguity and Value Relevance of Earning [PDF]

open access: yesبررسی‌های حسابداری و حسابرسی, 2020
Objective: The cost of common stock is called the minimum expected rate of return of investors. The cost of common stock is one of the most important means in many financial and management decisions, that are influenced by several factors like liquidity,
Abbas Khodaparast Salekmoalemy   +3 more
doaj   +1 more source

Fundamental relations in multialgebras. Applications

open access: yesEuropean Journal of Combinatorics, 2015
Based on the properties of the poset of those equivalence relations of a multialgebra for which the factor multialgebra is a universal algebra, we give a characterization for the fundamental relations of a multialgebra. We point out the benefits of our approach by giving two applications.
Pelea, Cosmin   +2 more
openaire   +3 more sources

Similar star formation rate and metallicity variability time-scales drive the fundamental metallicity relation [PDF]

open access: yes, 2017
The fundamental metallicity relation (FMR) is a postulated correlation between galaxy stellar mass, star formation rate (SFR), and gas-phase metallicity.
P. Torrey   +19 more
semanticscholar   +1 more source

A Robust Method for Estimating Image Geometry With Local Structure Constraint

open access: yesIEEE Access, 2018
The estimation of image geometry benefits many applications in the field of computer vision, such as stereo correspondence, 3-D reconstruction, and camera self-calibration.
Li Peng   +3 more
doaj   +1 more source

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