Results 91 to 100 of about 68,056 (301)

Inner Ideals of the Real Five-Dimensional Lie Algebras with Two-Dimensional Derived, Such That l′ ⊈ z

open access: yesWasit Journal for Pure Sciences
— Inner ideal of the five-dimensional non-commutative Lie alge- bras over the real fields with two-dimensional derived were classified. It is proved that one, two, three and four-dimensional inner ideals are exist in every five-dimensional Lie algebra ...
mustafa shamkhi
doaj   +1 more source

Some Results on Generalized α,β-Derivations in ∗-Prime Rings

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2015
We extend some well known commutativity results concerning a nonzero square closed ∗-Lie ideal and generalized α,β-derivations of ∗-prime rings.
Muhammad Anwar Chaudhry   +2 more
doaj   +1 more source

High‐Temperature Nanoindentation of Metals: Assessing Thermal Drift, Frame Compliance, and Chemical Composition Effects on the Reported Mechanical Properties

open access: yesAdvanced Engineering Materials, EarlyView.
Do not let thermal drift and instrument artifacts deceive high‐temperature nanoindentation results. We compare classical Oliver–Pharr and automatic image recognition analyses across steels and a Ni alloy to quantify these effects. Accounting for artifacts reveals systematic softening with temperature, while Cr and Ni additions boost resistance ...
Velislava Yonkova   +2 more
wiley   +1 more source

Solvable 3-Lie algebras with a maximal hypo-nilpotent ideal N [PDF]

open access: yes, 2010
This paper obtains all solvable 3-Lie algebras with the m-dimensional filiform 3-Lie algebra N (m >= 5) as a maximal hypo-nilpotent ideal, and proves that the m-dimensional filiform 3-Lie algebra N can't be as the nilradical of solvable non-nilpotent 3 ...
Zhang, Yao-Zhong   +2 more
core   +1 more source

Derivations with nilpotent values on Lie ideals [PDF]

open access: yesProceedings of the American Mathematical Society, 1990
Let R be a ring containing no non-zero nil right ideal, d be a derivation of R and U be a Lie ideal of R such that d(x) is nilpotent for all \(x\in U\). Let I be the ideal of R generated by [U,U]. The main result is that \(d(I)=0\) and that R is the subdirect sum of two images \(R_ i\) with derivations \(d_ i\) induced by d, \(i=1,2\), such that \(d_ 1=
openaire   +1 more source

Recycling of NiTi Shape Memory Alloys: Fundamental and Technological Aspects of a Vacuum Induction Melting Processing Route

open access: yesAdvanced Engineering Materials, EarlyView.
The present study investigates recycling of NiTi shape memory alloys via vacuum induction melting. An ingot was synthesized from elemental Ni and Ti and subjected to three subsequent remelting cycles. Remelting increases process durations and impurity levels and adversely affects microstructures and functional properties.
Sakia Sophia Noorzayee   +7 more
wiley   +1 more source

Workflow for Design of Experiments‐Based Modeling of Species Transport and Growth Kinetics in GaN Hydride Vapor Phase Epitaxy

open access: yesAdvanced Engineering Materials, EarlyView.
A novel workflow for investigating hydride vapor phase epitaxy for GaN bulk crystal growth is proposed. It combines Design of experiments (DoE) with physical simulations of mass transport and crystal growth kinetics, serving as an intermediate step between DoE and experiments.
J. Tomkovič   +7 more
wiley   +1 more source

The Jacobson topology of Prim* L¹(G) for exponential Lie groups

open access: yes, 2007
Ungermann O. The Jacobson topology of Prim* L¹(G) for exponential Lie groups.
Ungermann, Oliver
core  

On the nilpotent residuals of all subalgebras of Lie algebras [PDF]

open access: yes, 2018
summary:Let $\mathcal {N}$ denote the class of nilpotent Lie algebras. For any finite-dimensional Lie algebra $L$ over an arbitrary field $\mathbb {F}$, there exists a smallest ideal $I$ of $L$ such that $L/I\in \mathcal {N}$.
Meng, Wei, Yao, Hailou
core   +1 more source

Centralizer on Lie-ideal of Semi-prime Inverse Semi-ring

open access: yesIbn Al-Haitham Journal for Pure and Applied Sciences
      The summary purpose of this work: We extending certain results on α-centralizer of inverse semiring under specific conditions, achieve new results on lie ideal of inverse semiring with some consequent collieries, generalize assorted α-centralizer ...
Ali JA. Abass   +3 more
doaj   +1 more source

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