Results 61 to 70 of about 189,405 (333)

Theory of cyclic algebras over an algebraic number field [PDF]

open access: yesTransactions of the American Mathematical Society, 1932
I present this paper for publication to an American journal and in English for the following reason: The theory of linear algebras has been greatly extended through the work of American mathematicians. Of late, German mathematicians have become active in this theory.
openaire   +2 more sources

Surface Elasticity Based Nonlocal Vibration Analysis of Bidirectional Functionally Graded Tapered Nanobeam

open access: yesAdvanced Theory and Simulations, EarlyView.
This work proposes a surface elasticity‐based nonlocal model for analyzing the vibrations of bi‐directionally graded tapered nanobeam. The results demonstrate that, in absence of surface effect, the increasing value of tapered parameter leads to stiffness‐hardening of the nanobeam. However, the consideration of surface effect changes this trend and the
Chinika Dangi, Susmita Naskar
wiley   +1 more source

Rings with involution whose symmetric elements are central

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1980
In a ring R with involution whose symmetric elements S are central, the skew-symmetric elements K form a Lie algebra over the commutative ring S. The classification of such rings which are 2-torsion free is equivalent to the classification of Lie ...
Taw Pin Lim
doaj   +1 more source

Quaternion algebras over global fields [PDF]

open access: yes, 2021
To motivate the classification of quaternion algebras over \(\mathbb Q \), we consider by analogy a classification of quadratic fields. We restrict to the following class of quadratic fields for the best analogy.
openaire   +3 more sources

SYMMETRIC ALGEBRAS OVER RINGS AND FIELDS [PDF]

open access: yesBulletin of the Australian Mathematical Society, 2013
AbstractConnections between annihilators and ideals in Frobenius and symmetric algebras are used to provide a new proof of a result of Nakayama on quotient algebras, and an application is given to central symmetric algebras.
Craven, Thomas, Smith, Tara
openaire   +2 more sources

Label‐Free 3D Photoacoustic Imaging of Tumor Organoids for Volumetric Drug Screening

open access: yesAdvanced Science, EarlyView.
A label‐free organoid photoacoustic imaging (LFOPI) system is developed for precise volumetric drug screening evaluation. As a proof of concept, LFOPI's performance in chemotherapy and immunotherapy drug screening assays are further evaluated. The LFOPI offers unique non‐invasive, label‐free capabilities for tumor organoids, and contributes to the ...
Xiaofei Luo   +18 more
wiley   +1 more source

On lattice models of gapped phases with fusion category symmetries

open access: yesJournal of High Energy Physics, 2022
We construct topological quantum field theories (TQFTs) and commuting projector Hamiltonians for any 1+1d gapped phases with non-anomalous fusion category symmetries, i.e. finite symmetries that admit SPT phases.
Kansei Inamura
doaj   +1 more source

On the size of the genus of a division algebra [PDF]

open access: yes, 2015
Let D be a central division algebra of degree n over a field K. One defines the genus gen(D) as the set of classes [D′] ∈ Br(K) in the Brauer group of K represented by central division algebras D′ of degree n over K having the same maximal subfields as D.
V. Chernousov   +2 more
semanticscholar   +1 more source

A Systematic Computational Framework for Practical Identifiability Analysis in Mathematical Models Arising from Biology

open access: yesAdvanced Science, EarlyView.
A systematic computational framework is developed for practical identifiability analysis in biological models. The framework establishes a rigorous definition, introduces efficient coordinate‐based identifiability metrics, and proposes novel regularization strategies.
Shun Wang, Wenrui Hao
wiley   +1 more source

Division algebras over Henselian fields

open access: yesJournal of Algebra, 1990
In this chapter we focus on the tame division algebras D with center a field F with Henselian valuation v. As usual, we approach this by first obtaining results for graded division algebras, then lifting back from \(\operatorname {\mathsf {gr}}(D)\) to D.
Bill Jacob, Adrian R. Wadsworth
openaire   +2 more sources

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