Results 11 to 20 of about 2,866 (99)

Correct interpolation functors of orbits

open access: yesJournal of Functional Analysis, 1991
The authors show that certain interpolation functors of orbits are correct. This implies that under the approximation condition those functors are computable, i.e., are completely determined by the regular finite-dimensional couple of Banach spaces. Also they give the notion of local factorizable Banach couples and show that each mutually closed couple
Krugljak, N.Ya, Mastyło, M
openaire   +2 more sources

Representation theory in complex rank, I [PDF]

open access: yes, 2014
P. Deligne defined interpolations of the tensor category of representations of the symmetric group S_n to complex values of n. Namely, he defined tensor categories Rep(S_t) for any complex t. This construction was generalized by F.
Etingof, Pavel
core   +2 more sources

A pseudo-metric structure on interpolation functors

open access: yesActa et Commentationes Universitatis Tartuensis de Mathematica, 2001
We consider topological properties of sets of interpolation functors. In particular we construct a distance function for describing nearness of interpolation functors. The idea of this paper is inspired by the concept of Banach-Mazur distance between Banach spaces.
Kaijser, Sten, Sigstam, Kibret Negussie
openaire   +2 more sources

Nearby cycles on Drinfeld–Gaitsgory–Vinberg interpolation Grassmannian and long intertwining functor

open access: yesDuke Mathematical Journal, 2023
Let $G$ be a reductive group and $U,U^-$ be the unipotent radicals of a pair of opposite parabolic subgroups $P,P^-$. We prove that the DG-categories of $U(\!(t)\!)$-equivariant and $U^-(\!(t)\!)$-equivariant D-modules on the affine Grassmannian $Gr_G$ are canonically dual to each other.
openaire   +3 more sources

An expressive completeness theorem for coalgebraic modal mu-calculi [PDF]

open access: yes, 2017
Generalizing standard monadic second-order logic for Kripke models, we introduce monadic second-order logic interpreted over coalgebras for an arbitrary set functor. We then consider invariance under behavioral equivalence of MSO-formulas.
Enqvist, Sebastian   +2 more
core   +3 more sources

Completion of continuity spaces with uniformly vanishing asymmetry [PDF]

open access: yes, 2014
The classical Cauchy completion of a metric space (by means of Cauchy sequences) as well as the completion of a uniform space (by means of Cauchy filters) are well-known to rely on the symmetry of the metric space or uniform space in question.
Chand, Alveen, Weiss, Ittay
core   +1 more source

Interpolation functor and computability

open access: yesTheoretical Computer Science, 2002
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +2 more sources

Neat embeddings as adjoint situations

open access: yes, 2013
We view the neat reduct operator as a functor that lessens dimensions from CA_{\alpha+\omega} to CA_{\alpha} for infinite ordinals \alpha. We show that this functor has no right adjoint. Conversely for polyadic algebras, and several reducts thereof, like
Ahmed, Tarek Sayed
core   +1 more source

On cluster C*-algebras [PDF]

open access: yes, 2016
We introduce a C*-algebra A(x,Q) attached to the cluster x and a quiver Q. If Q(T) is the quiver coming from a triangulation T of the Riemann surface S with a finite number of cusps, we prove that the primitive spectrum of A(x,Q(T)) times R is ...
Nikolaev, Igor
core   +3 more sources

Smoothness of definite unitary eigenvarieties at critical points [PDF]

open access: yes, 2017
We compute an upper bound for the dimension of the tangent spaces at classical points of certain eigenvarieties associated with definite unitary groups, especially including the so-called critically refined cases. Our bound is given in terms of "critical
Bergdall, John
core   +4 more sources

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