Results 71 to 80 of about 263,419 (231)

The non-commutative hardy-littlewood maximal operator on non-commutative lorentz spaces

open access: yesВестник КазНУ. Серия математика, механика, информатика, 2020
In this work we study the non-commutative Hardy-Littlewoodmaximal operator on Lorentz spacesofτ-measurable operators. Non-commutative maximal inequalities were studied, in particular,in [1–3].
N.T. Bekbayev, K.S. Tulenov
doaj   +1 more source

Commutator Leavitt Path Algebras [PDF]

open access: yesAlgebras and Representation Theory, 2012
For any field K and directed graph E, we completely describe the elements of the Leavitt path algebra L_K(E) which lie in the commutator subspace [L_K(E),L_K(E)]. We then use this result to classify all Leavitt path algebras L_K(E) that satisfy L_K(E)=[L_K(E),L_K(E)].
openaire   +2 more sources

Spectral Submanifolds of Delay Systems: Control in Continuous and Discrete Time

open access: yesInternational Journal of Robust and Nonlinear Control, EarlyView.
ABSTRACT This paper presents both continuous‐time and discretization‐based approaches for constructing spectral submanifolds (SSMs) for time delay systems. The continuous‐time approach built upon sun–star calculus, reformulates the governing delay differential equation (DDE) as an operator differential equation (OpDE).
Bence Szaksz   +2 more
wiley   +1 more source

The non-commutative standard model [PDF]

open access: yes, 1996
In this work aspects of the classical Connes-Lott non-commutative standard model are examined. In particular the relationship between the chiral structure of the standard model and the condition of Poincaré Duality is investigated.
Asquith, Rebecca, Asquith, R.
core  

On the structure of (2+1)-dimensional commutative and noncommutative integrable equations [PDF]

open access: yes, 2006
We develop the symbolic representation method to derive the hierarchies of (2+1)-dimensional integrable equations from the scalar Lax operators and to study their properties globally. The method applies to both commutative and noncommutative cases in the
Jing Ping Wang, Wang, Jing Ping
core   +1 more source

Recent developments in commutative algebra

open access: yes, 2021
This book presents four lectures on Rees rings and blow-ups, Koszul modules with applications to syzygies, Gröbner bases and degenerations, and applications of Adams operations.
Iyengar, Srikanth   +6 more
core   +1 more source

W1+∞ and W˜ algebras, and Ward identities

open access: yesPhysics Letters B
It was demonstrated recently that the W1+∞ algebra contains commutative subalgebras associated with all integer slope rays (including the vertical one).
Ya. Drachov, A. Mironov, A. Popolitov
doaj   +1 more source

An Innovative Approach to Multi‐Valued Logic

open access: yesIEEJ Transactions on Electrical and Electronic Engineering, EarlyView.
The current generation of computer systems operates on the principles of binary logic, which encompasses both logical and arithmetic operations. However, silicon technology has reached its peak performance, prompting researchers to explore alternative methods for enhancing computational efficiency. One such method is the adoption of Multi‐Valued Logic (
Ali Mokhtari, Peyman Kabiri
wiley   +1 more source

Six Lectures on Commutative Algebra

open access: yes, 1998
Interest in commutative algebra has surged over the years. In order to survey and highlight the developments in this rapidly expanding field, the Centre de Recerca Matematica in Bellaterra organized a ten-days Summer School on Commutative Algebra in 1996.
Miro-Roig, Rosa Maria   +3 more
core   +1 more source

On the Homology Theory of Operator Algebras

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2012
We investigate the cyclic homology and free resolution effect of a commutative unital Banach algebra. Using the free resolution operator, we define the relative cyclic homology of commutative Banach algebras. Lemmas and theorems of this investigation are
Alaa Hassan Noreldeen
doaj   +1 more source

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