Results 11 to 20 of about 6,017,875 (219)

Coordinate finite-type submanifolds [PDF]

open access: yesGeometriae Dedicata, 1991
A submanifold of a Euclidean space is called a coordinate finite-type submanifold if its coordinate functions are eigenfunctions of Δ. We prove that the compact coordinate finite-type submanifolds are minimal submanifolds of quadratic hypersurfaces of Euclidean spaces. Moreover, we classify the compact coordinate finite-type submanifolds of codimension
Hasanis, T., Vlachos, T.
openaire   +3 more sources

Matrix characterization of multidimensional subshifts of finite type

open access: yesApplied General Topology, 2019
Let X ⊂ AZd be a 2-dimensional subshift of finite type. We prove that any 2-dimensional subshift of finite type can be characterized by a square matrix of infinite dimension. We extend our result to a general d-dimensional case.
Puneet Sharma, Dileep Kumar
doaj   +1 more source

Surfaces of infinite-type are non-Hopfian

open access: yesComptes Rendus. Mathématique, 2023
We show that finite-type surfaces are characterized by a topological analogue of the Hopf property. Namely, an oriented surface $\Sigma $ is of finite-type if and only if every proper map $f\colon \,\Sigma \rightarrow \Sigma $ of degree one is homotopic ...
Das, Sumanta, Gadgil, Siddhartha
doaj   +1 more source

The probability of generating a finite simple group [PDF]

open access: yes, 2013
We study the probability of generating a finite simple group, together with its generalisation PG,socG(d), the conditional probability of generating an almost simple finite group G by d elements, given that these elements generate G/ socG.
Colva M. Roney-Dougal   +5 more
core   +1 more source

Finite groups of the same type as Suzuki groups [PDF]

open access: yesInternational Journal of Group Theory, 2019
‎For a finite group $G$ and a positive integer $n$‎, ‎let $G(n)$ be the set of all elements in $G$ such that $x^{n}=1$‎. ‎The groups $G$ and $H$ are said to be of the same (order) type if $|G(n)|=|H(n)|$‎, ‎for all $n$‎. ‎The main aim of this paper is to
Seyed Hassan Alavi   +2 more
doaj   +1 more source

Unramified representations of reductive groups over finite rings [PDF]

open access: yes, 2009
Lusztig has given a construction of certain representations of reductive groups over finite local principal ideal rings of characteristic p, extending the construction of Deligne and Lusztig of representations of reductive groups over finite fields.
Stasinski, Alexander
core   +2 more sources

C∗-Algebras Associated with Hilbert C∗-Quad Modules of Finite Type

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2014
A Hilbert C∗-quad module of finite type has a multistructure of Hilbert C∗-bimodules with two finite bases. We will construct a C∗-algebra from a Hilbert C∗-quad module of finite type and prove its universality subject to certain relations among ...
Kengo Matsumoto
doaj   +1 more source

On finite dimensional Nichols algebras of diagonal type

open access: yesBulletin of Mathematical Sciences, 2017
This is a survey on Nichols algebras of diagonal type with finite dimension, or more generally with arithmetic root system. The knowledge of these algebras is the cornerstone of the classification program of pointed Hopf algebras with finite dimension ...
Nicolás Andruskiewitsch, Iván Angiono
doaj   +1 more source

Ruled surfaces of finite type [PDF]

open access: yesBulletin of the Australian Mathematical Society, 1990
We show that a ruled surface of finite type in a Euclidean space is a cylinder on a curve of finite type or a helicoid in Euclidean 3-space.
Chen, Bang-Yen   +3 more
openaire   +2 more sources

The finite-volume method in computational rheology [PDF]

open access: yes, 2012
The finite volume method (FVM) is widely used in traditional computational fluid dynamics (CFD), and many commercial CFD codes are based on this technique which is typically less demanding in computational resources than finite element methods (FEM ...
A.M. Afonso   +13 more
core   +1 more source

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