Results 211 to 220 of about 180,206 (238)
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Difference algebraic subgroups of commutative algebraic groups over finite fields

manuscripta mathematica, 1999
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Scanlon, Thomas, Voloch, José Felipe
openaire   +4 more sources

Group classification of differential-difference equations: Low-dimensional Lie algebras

Acta Mathematicae Applicatae Sinica, English Series, 2017
Differential-difference equations (DDEs) are the equations which contain both derivatives and differences. The present paper deals with DDEs of the form: \[ \dddot{u}_n=F_n(t, u_{n-1}, u_n, u_{n+1}, \dot{u}_{n-1}, \dot{u}_n, \dot{u}_{n+1}), \] where \(F_n\) is a nonlinear function of its arguments and the dot over \(u\) means differentiation with ...
Shen, Shou-feng, Jin, Yong-yang
openaire   +2 more sources

SEMIALGEBRAS AND THEIR ALGEBRAS OF DIFFERENCES WITH PARTIAL GROUP ACTIONS ON THEM

Asian-European Journal of Mathematics, 2013
Let A be a semialgebra defined in [R. P. Sharma, Anu and N. Singh, Partial group actions on semialgebras, Asian European J. Math.5(4) (2012), Article ID:1250060, 20pp.] over an additively cancellative and commutative semiring K. In additively cancellative semirings, the subtractive ideals play an important role. If P is a subtractive and G-prime ideal
Sharma, Ram Parkash, Anu
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Interactionist perspective on negotiation processes of students’ different understandings during small group work on linear algebra

The Journal of Mathematical Behavior, 2021
Abstract Student group work represents a central learning setting within mathematics programs at the university level. In this study, a theoretical perspective on collaboration is adopted in which the differences between students’ interpretations of a mathematical concept are seen as an opportunity for individual restructuring processes.
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Comparison of Approaches Based on Different Algebraic Versions of the Resonating Group Model for Radiative Capture

Bulletin of the Russian Academy of Sciences: Physics, 2019
The main features of the single- and multiscale algebraic versions of the resonating group model and the relative approaches to radiative capture are discussed. The approaches are compared, and their capabilities are demonstrated by considering particular examples.
A. S. Solovyev, S. Yu. Igashov
openaire   +1 more source

Effects of Algebraic and Absolute Luminance Differences on Achromatic Surface Grouping

Perception, 2003
The algebraic luminance difference corresponding to a uniform achromatic surface on a uniform achromatic background determines the dark or light quality and the extent of this quality in the achromatic colour of the surface, while the absolute value of this difference determines the amount of perceived contrast between the achromatic colours of the ...
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Finiteness Properties of Affine Difference Algebraic Groups

International Mathematics Research Notices, 2022
Michael Wibmer
exaly  

Dimensions of difference-algebraic groups

ACM Communications in Computer Algebra, 2015
openaire   +1 more source

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