Results 11 to 20 of about 2,999,460 (283)

Fundamental Functor Based on Hypergroups and Groups [PDF]

open access: yesMathematics Interdisciplinary Research, 2018
The purpose of this paper is to compute of fundamental relations of hypergroups. In this regards first we study some basic properties of fundamental relation of hypergroups, then we show that any given group is isomorphic to the fundamental group of a ...
Mohammad Hamidi
doaj   +1 more source

Relational Structures of Fundamental Theories [PDF]

open access: yesFoundations of Physics, 2021
General relativity and quantum mechanics have both revealed the relativity of certain notions that were previously thought to be absolute. I clarify the precise sense in which these theories are relational, and I argue that the various aspects of relationality pertain to the same movement in the progress of physical theories.
openaire   +2 more sources

Superring of Polynomials over a Hyperring

open access: yesMathematics, 2019
A Krasner hyperring (for short, a hyperring) is a generalization of a ring such that the addition is multivalued and the multiplication is as usual single valued and satisfies the usual ring properties.
Reza Ameri   +2 more
doaj   +1 more source

Three-manifold invariants and their relation with the fundamental group [PDF]

open access: yes, 1996
We consider the 3-manifold invariant I(M) which is defined by means of the Chern-Simons quantum field theory and which coincides with the Reshetikhin-Turaev invariant.
Guadagnini, E., Pilo, L.
core   +2 more sources

The Case for the Fundamental MBH-σ Relation

open access: yesFrontiers in Physics, 2020
Strong scaling relations between host galaxy properties (such as stellar mass, bulge mass, luminosity, effective radius etc) and their nuclear supermassive black hole's mass point toward a close co-evolution.
Christopher Marsden   +3 more
doaj   +1 more source

The Subaru FMOS Galaxy Redshift Survey (FastSound). III. The mass-metallicity relation and the fundamental metallicity relation at $z\sim1.4$ [PDF]

open access: yes, 2015
We present the results from a large near-infrared spectroscopic survey with Subaru/FMOS (\textit{FastSound}) consisting of $\sim$ 4,000 galaxies at $z\sim1.4$ with significant H$\alpha$ detection. We measure the gas-phase metallicity from the [N~{\sc ii}]
Akiyama, Masayuki   +15 more
core   +3 more sources

Thermodynamics of a classical ideal gas at arbitrary temperatures [PDF]

open access: yes, 2002
We propose a fundamental relation for a classical ideal gas that is valid at all temperatures with remarkable accuracy. All thermodynamical properties of classical ideal gases can be deduced from this relation at arbitrary temperature.Comment: 7 pages ...
Callen H. B., PALASH B. PAL
core   +2 more sources

Relation Between Physical Abilities and Fundamental Motor Skills in Preschoolers

open access: yesPhysical Education Theory and Methodology, 2022
The aim of this study was to determine the interconnection between physical abilities and fundamental motor skills in preschool children. The aim was also to determine the differences in the observed variables in relation to gender.
Dejan Milenković
doaj   +1 more source

The Relation between Alexander’s Fifteen Fundamental Properties and Sustainability in Office Buildings [PDF]

open access: yesPort Said Engineering Research Journal, 2020
The relation between alexander’s fifteen fundamental properties and sustainability in office buildings Abstract : The Shading system plays a significant role in the building envelope design.
Mayar Moeat   +2 more
doaj   +1 more source

The X-ray Fundamental Plane and $L_X-T$ Relation of Clusters of Galaxies [PDF]

open access: yes, 1999
We analyze the relations among central gas density, core radius, and temperature of X-ray clusters by plotting the observational data in the three-dimensional ($\log \rho_0$, $\log R$, and $\log T$) space and find that the data lie on a 'fundamental ...
Edge A. C.   +4 more
core   +2 more sources

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