Results 91 to 100 of about 1,501,853 (289)

New Algebraic Groups Produced By Graphical Passwords Based On Colorings And Labellings

open access: yesMATEC Web of Conferences, 2017
Safety of plain text passwords has been questioned in current researching information passwords. Graphical passwords are another way for alternative text-based passwords and to improve the user account security.
Sun Hui   +3 more
doaj   +1 more source

Lehmer's Problem, McKay's Correspondence, and $2,3,7$ [PDF]

open access: yes, 2002
This paper addresses a long standing open problem due to Lehmer in which the triple 2,3,7 plays a notable role. Lehmer's problem asks whether there is a gap between 1 and the next smallest algebraic integer with respect to Mahler measure.
Hironaka, Eriko
core  

A Shared Control Method of Multiobjective Motion Fusion for Surgical Robot

open access: yesAdvanced Intelligent Systems, EarlyView.
This paper proposes an innovative shared control method that can handle multiple objectives task by integrating various types of controllers. It not only takes into account the priorities among the objectives but also allows for the flexible addition or removal of objective controllers.
Xilin Xiao   +7 more
wiley   +1 more source

Analysis of distillation characteristics via CFD (computational fluid dynamics) of Korean traditional ‘Sojutgori’ and study on structure for distillation efficiency enhancement

open access: yesFood Science &Nutrition, Volume 11, Issue 1, Page 590-598, January 2023., 2023
This study suggests a new design for tracking and modernizing the flow of fluid that changes inside according to the shape and material of "Sojutgori", a traditional Korean distiller. Abstract The design of the Korean traditional distiller ‘sojutgori’ was extracted as a digital sketch, and the internal fluid flow in the distillation process was tracked
Ung‐soo Kim   +3 more
wiley   +1 more source

Notes on the Theory of Algebraic Numbers [PDF]

open access: yesarXiv, 2015
A series of lecture notes on the elementary theory of algebraic numbers, using only knowledge of a first-semester graduate course in algebra (primarily groups and rings). No prerequisite knowledge of fields is required. Based primarily on the texts of E. Hecke, Lectures on the Theory of Algebraic Numbers, Springer-Verlag, 1981 (English translation by G.
arxiv  

Reprogrammable, In‐Materia Matrix‐Vector Multiplication with Floppy Modes

open access: yesAdvanced Intelligent Systems, EarlyView.
This article describes a metamaterial that mechanically computes matrix‐vector multiplications, one of the fundamental operations in artificial intelligence models. The matrix multiplication is encoded in floppy modes, near‐zero force deformations of soft matter systems.
Theophile Louvet   +2 more
wiley   +1 more source

On the Genus number of Algebraic groups [PDF]

open access: yesarXiv, 2013
We compute the number of orbit types for simply connected simple algebraic groups over algebraically closed fields as well as for compact simply connected simple Lie groups. We also compute the number of orbit types for the adjoint action of these groups on their Lie algebras. We also prove that the genus number of a connected reductive algebraic group
arxiv  

The Euclidean distance degree of an algebraic variety [PDF]

open access: yes, 2013
The nearest point map of a real algebraic variety with respect to Euclidean distance is an algebraic function. For instance, for varieties of low rank matrices, the Eckart-Young Theorem states that this map is given by the singular value decomposition ...
Draisma, Jan   +4 more
core   +2 more sources

Algebraic theta functions and Eisenstein-Kronecker numbers [PDF]

open access: yesarXiv, 2007
In this paper, we give an overview of our previous paper concerning the investigation of the algebraic and $p$-adic properties of Eisenstein-Kronecker numbers using Mumford's theory of algebraic theta functions.
arxiv  

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