The center of monoidal 2-categories in 3+1D Dijkgraaf-Witten theory [PDF]
In this work, for a finite group $G$ and a 4-cocycle $ \in Z^4(G, \mathbf{k}^\times)$, we compute explicitly the center of the monoidal 2-category $\operatorname{2Vec}_G^ $ of $ $-twisted $G$-graded 1-categories of finite dimensional $\mathbf{k}$-vector spaces.
Kong, Liang, Tian, Yin, Zhou, Shan
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Drinfeld Center and Representation Theory for Monoidal Categories [PDF]
Motivated by the relation between the Drinfeld double and central property (T) for quantum groups, given a rigid C*-tensor category C and a unitary half-braiding on an ind-object, we construct a *-representation of the fusion algebra of C. This allows us to present an alternative approach to recent results of Popa and Vaes, who defined C*-algebras of ...
Neshveyev, Sergey, Yamashita, Makoto
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An application of the DR-duality theory for compact groups to endomorphism categories of C*-algebras with nontrivial center [PDF]
10 pages ...
Baumgärtel, H., Lledo, F.
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On continuous 2-category symmetries and Yang-Mills theory
We study a 4d gauge theory U(1) N−1 ⋊ S N obtained from a U(1) N−1 theory by gauging a 0-form symmetry S N . We show that this theory has a global continuous 2-category symmetry, whose structure is particularly rich for N > 2.
Andrea Antinucci +2 more
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Categorial compositionality: a category theory explanation for the systematicity of human cognition. [PDF]
Classical and Connectionist theories of cognitive architecture seek to explain systematicity (i.e., the property of human cognition whereby cognitive capacity comes in groups of related behaviours) as a consequence of syntactically and functionally ...
Steven Phillips, William H Wilson
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The sustainable semantic foundations of the traditional neighborhoods in the desert cities [PDF]
BACKGROUND AND OBJECTIVES: In cities with a hot and harsh climate, defining space and territory in a sustainable and environmentally manner in urban management and human capital is critical. Cultural values and climatic adaptation played a prominent role
S. Maroofi, M. Valibeigi, A. Shaneh
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A mathematical theory of gapless edges of 2d topological orders. Part II
This is the second part of a two-part work on the unified mathematical theory of gapped and gapless edges of 2+1D topological orders. In Part I, we have developed the mathematical theory of chiral gapless edges.
Liang Kong, Hao Zheng
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Set-valued data collection with local differential privacy based on category hierarchy
Set-valued data is extremely important and widely used in sensor technology and application. Recently, privacy protection for set-valued data under differential privacy (DP) has become a research hotspot.
Jia Ouyang +4 more
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This study aims to evaluate the Teacher Training Program at Training Center for Education and Religious Technical Personnell. The basic problem is that there is no post-training evaluation as an integral part of the evaluation of training implementation.
Hasyim Asyari +2 more
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A mathematical theory of gapless edges of 2d topological orders. Part I
This is the first part of a two-part work on a unified mathematical theory of gapped and gapless edges of 2d topological orders. We analyze all the possible observables on the 1+1D world sheet of a chiral gapless edge of a 2d topological order, and show ...
Liang Kong, Hao Zheng
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