" Knot theory is a fascinating mathematical subject, with multiple links to theoretical physics. This enyclopedia is filled with valuable information on a rich and fascinating subject."–Ed …
A three-dimensional closed orientable orbifold (with no bad suborbifolds) is known to have a geometric decomposition from work of Perelman along with earlier work of Boileau-Leeb …
SV Matveev - Topology and its Applications, 2012 - Elsevier
The famous H. Schubert theorem (1949) states that any nontrivial knot in S3 admits a decomposition into connected sum of prime factors, which are unique up to order. We prove …
S Matveev, V Turaev - arXiv preprint arXiv:1005.0308, 2010 - arxiv.org
arXiv:1005.0308v1 [math.GT] 3 May 2010 Page 1 arXiv:1005.0308v1 [math.GT] 3 May 2010 A semigroup of theta-curves in 3-manifolds Sergei Matveev1, Vladimir Turaev2 Abstract. We …
In 1942 MHA Newman formulated and proved a simple lemma of great importance for various fields of mathematics, including algebra and the theory of Gröbner-Shirshov bases …
SA Taylor - … Proceedings of the Cambridge Philosophical Society, 2023 - cambridge.org
The equivariant Heegaard genus of a 3-manifold W with the action of a finite group G of diffeomorphisms is the smallest genus of an equivariant Heegaard splitting for W. Although a …
The article discusses the application of reductions of knots in thickened surfaces to a homologically nontrivial virtual knots. It stresses the possibility of the application of …