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Related papers: Turaev-Viro invariants as an extended TQFT

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This paper gives a definition of an extended topological quantum field theory (TQFT) as a weak 2-functor Z: nCob_2 -> 2Vect, by analogy with the description of a TQFT as a functor Z: nCob -> Vect. We also show how to obtain such a theory…

Quantum Algebra · Mathematics 2007-10-02 Jeffrey Morton

We formulate the Asymptotic Expansion Conjecture for the Witten-Reshetikhin-Turaev quantum invariants of closed oriented three manifolds. For finite order mapping tori, we study these quantum invariants via the geometric gauge theory…

Quantum Algebra · Mathematics 2011-05-02 Jørgen Ellegaard Andersen

We initiate a systematic study of 3-dimensional `defect' topological quantum field theories, that we introduce as symmetric monoidal functors on stratified and decorated bordisms. For every such functor we construct a tricategory with…

Quantum Algebra · Mathematics 2021-01-20 Nils Carqueville , Catherine Meusburger , Gregor Schaumann

$\hat{Z}$ invariants of 3-manifolds were introduced as series in $q=e^{2\pi i\tau}$ in order to categorify Witten-Reshetikhin-Turaev invariants corresponding to $\tau=1/k$. However modularity properties suggest that all roots of unity are…

High Energy Physics - Theory · Physics 2019-10-02 Piotr Kucharski

We show that there exist infinitely many pairs of non-homeomorphic closed oriented SOL torus bundles with the same quantum (TQFT) invariants. This follows from the arithmetic behind the conjugacy problem in $SL(2,\Z)$ and its congruence…

Geometric Topology · Mathematics 2014-11-11 Louis Funar

The Crane-Yetter state sum is an invariant of closed 4-manifolds, defined in terms of a triangulation, based on 15-j symbols associated to the category A of representations over quantum sl2 (at a root of unity). In this thesis, we define…

Quantum Algebra · Mathematics 2021-09-01 Ying Hong Tham

We specialise the construction of orbifold graph TQFTs introduced in Carqueville et al., arXiv:2101.02482 to Reshetikhin-Turaev defect TQFTs. We explain that the modular fusion category ${\mathcal{C}}_{\mathcal{A}}$ constructed in…

Quantum Algebra · Mathematics 2025-04-15 Nils Carqueville , Vincentas Mulevicius , Ingo Runkel , Gregor Schaumann , Daniel Scherl

We construct and study a new family of TQFTs based on nilpotent highest weight representations of quantum sl(2) at a root of unity indexed by generic complex numbers. This extends to cobordisms the non-semi-simple invariants defined in…

Geometric Topology · Mathematics 2014-04-30 Christian Blanchet , Francesco Costantino , Nathan Geer , Bertrand Patureau-Mirand

We revisit the question of whether the Crane-Yetter topological quantum field theory (TQFT) associated to a modular tensor category admits a fully extended refinement. More specifically, we use tools from stable homotopy theory to classify…

Mathematical Physics · Physics 2025-06-06 Luuk Stehouwer

The Turaev-Viro invariants are scalar topological invariants of three-dimensional manifolds. Here we show that the problem of estimating the Fibonacci version of the Turaev-Viro invariant of a mapping torus is a complete problem for the one…

Quantum Physics · Physics 2017-10-11 Stephen P. Jordan , Gorjan Alagic

Teichm\"uller TQFT is a unitary 3d topological theory whose Hilbert spaces are spanned by Liouville conformal blocks. It is related but not identical to PSL(2,R) Chern-Simons theory. To physicists, it is known in particular in the context…

High Energy Physics - Theory · Physics 2018-05-09 Victor Mikhaylov

We give a categorical setting in which Penrose graphical calculus naturally extends to graphs drawn on the boundary of a handlebody. We use it to introduce invariants of 3-manifolds presented by Heegaard splittings. We recover Kuperberg…

Quantum Algebra · Mathematics 2020-07-15 Francesco Costantino , Nathan Geer , Bertrand Patureau-Mirand , Vladimir Turaev

Motivated by suggestions of Paolo Cotta-Ramusino's work at the physical level of rigor relating BF theory to the Donaldson polynomials, we provide a construction applicable to the Turaev/Viro and Crane/Yetter invariants of *a priori* finer…

High Energy Physics - Theory · Physics 2008-02-03 David N. Yetter

Short-range entangled topological phases of matter are closely connected to Topological Quantum Field Theory. We use this connection to classify bosonic Symmetry Protected Topological Phases in low dimensions, including the case when the…

Strongly Correlated Electrons · Physics 2015-04-09 Anton Kapustin , Alex Turzillo

The $\hat{Z}$ invariants of three-manifolds introduced by Gukov-Pei-Putrov-Vafa have influenced many areas of mathematics and physics. However, their TQFT structure remains poorly understood. In this work, we develop a framework of…

High Energy Physics - Theory · Physics 2025-09-19 Pedro Guicardi , Mrunmay Jagadale

We propose a field theoretic realization of the non-unitary $\mathfrak{sl}(2,\mathbb{C})$ Witten-Reshetikhin-Turaev Topological Quantum Field Theory(WRT TQFT). The WRT TQFT at the principal root of unity is unitary. It is known to be…

High Energy Physics - Theory · Physics 2026-01-08 Kibok Jeong , Soochang Lee

We define a (3+1)-TQFT associated with possibly non-semisimple finite unimodular ribbon tensor categories using skein theory. This gives an explicit realization of a TQFT predicted by the cobordism hypothesis, based on recent results on…

Geometric Topology · Mathematics 2026-04-15 Francesco Costantino , Nathan Geer , Benjamin Haïoun , Bertrand Patureau Mirand

In this paper we study the Real Gromov-Witten theory of local 3-folds over Real curves. We show that this gives rise to a 2-dimensional Klein TQFT defined on an extension of the category of unorientable surfaces. We use this structure to…

Symplectic Geometry · Mathematics 2021-10-26 Penka Georgieva , Eleny-Nicoleta Ionel

We establish a relation between the "large r" asymptotics of the Turaev-Viro invariants $TV_r$ and the Gromov norm of 3-manifolds. We show that for any orientable, compact 3-manifold $M$, with (possibly empty) toroidal boundary, $\log |TV_r…

Geometric Topology · Mathematics 2019-02-07 Renaud Detcherry , Efstratia Kalfagianni

This is the third article in a series devoted to the study of the asymptotic expansions of various quantum invariants related to the twist knots. In this paper, by using the saddle point method developed by Ohtsuki and Yokota, we obtain an…

Geometric Topology · Mathematics 2024-10-21 Qingtao Chen , Shengmao Zhu
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