Results 41 to 50 of about 80,814 (154)

Similarities of Jonsson spectra’s classes

open access: yesҚарағанды университетінің хабаршысы. Математика сериясы, 2023
The study of syntactic and semantic properties of a first-order language, generally speaking, for incomplete theories, is one of the urgent problems of mathematical logic.
A.R. Yeshkeyev   +2 more
doaj   +1 more source

The spectral dimension of random brushes [PDF]

open access: yes, 2007
We consider a class of random graphs, called random brushes, which are constructed by adding linear graphs of random lengths to the vertices of Z^d viewed as a graph. We prove that for d=2 all random brushes have spectral dimension d_s=2. For d=3 we have
ben-Avraham D   +10 more
core   +1 more source

Light-ion production in the interaction of 96 MeV neutrons with oxygen [PDF]

open access: yes, 2005
Double-differential cross sections for light-ion (p, d, t, He-3 and alpha) production in oxygen, induced by 96 MeV neutrons are reported. Energy spectra are measured at eight laboratory angles from 20 degrees to 160 degrees in steps of 20 degrees ...
A. Ataç   +22 more
core   +1 more source

Solution of Supplee's submarine paradox through special and general relativity

open access: yes, 2016
In 1989 Supplee described an apparent relativistic paradox on which a submarine seems to sink to observers at rest within the ocean, but it rather seems to float in the submarine proper frame. In this letter, we show that the paradox arises from a misuse
Vieira, R. S.
core   +1 more source

Early maternal experience shapes offspring performance in the wild [PDF]

open access: yes, 2013
Both the environments experienced by a mother as a juvenile and an adult can affect her investment in offspring. However, the implications of these maternal legacies, both juvenile and adult, for offspring fitness in natural populations are unclear.
Armstrong, J.D.   +4 more
core   +1 more source

Forking and independence for fragments of Jonsson sets

open access: yesҚарағанды университетінің хабаршысы. Математика сериясы, 2018
The concept of independence plays a very important role in Model Theory for classification of a fixed complete theory. In this paper, we study the Jonsson theories, which, generally speaking, are not complete.
O.I. Ulbrikht
doaj   +1 more source

Stabilization of monomial maps

open access: yes, 2010
A monomial (or equivariant) selfmap of a toric variety is called stable if its action on the Picard group commutes with iteration. Generalizing work of Favre to higher dimensions, we show that under suitable conditions, a monomial map can be made stable ...
Jonsson, Mattias, Wulcan, Elizabeth
core   +1 more source

Some properties of Morly rank over Jonsson sets

open access: yesҚарағанды университетінің хабаршысы. Математика сериясы, 2016
This article introduced and discussed the concepts of minimal Jonsson sets and respectively strongly minimal Jonsson sets. On this basis, it introduces the concept of the independence of special subsets of existentially closed submodel of the semantic ...
A.R. Yeshkeyev
doaj   +1 more source

Accelerating Dust Temperature Calculations with Graphics Processing Units [PDF]

open access: yes, 2009
When calculating the infrared spectral energy distributions (SEDs) of galaxies in radiation-transfer models, the calculation of dust grain temperatures is generally the most time-consuming part of the calculation.
Jonsson, Patrik, Primack, Joel
core   +1 more source

Decision trees, monotone functions, and semimatroids [PDF]

open access: yes, 2013
We define decision trees for monotone functions on a simplicial complex. We define homology decidability of monotone functions, and show that various monotone functions related to semimatroids are homology decidable.
White, Jacob A.
core  

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