Found 213 Documents (Results 1–100)
A duality for labeled graphs and factorizations with applications to graph embeddings and Hurwitz enumeration. (English) Zbl 07903762
Disoriented homology and double branched covers. (English) Zbl 07852832
Reviewer: Patricia Cahn (Northampton)
Toric rings arising from vertex cover ideals. (English) Zbl 1524.13073
Reviewer: Mehrdad Nasernejad (Lens)
Good coverings of proximal Alexandrov spaces. Path cycles in the extension of the Mitsuishi-Yamaguchi good covering and Jordan curve theorems. (English) Zbl 1536.54014
Reviewer: Muhammad Sirajo Abdullahi (Sokoto)
Projectivity and injectivity of \(\mathsf{G}\)-Hilbert \(\operatorname{Im}\)-modules. (English) Zbl 1538.46069
Equivariant Picard groups of the moduli spaces of some finite abelian covers of the Riemann sphere. (English) Zbl 1507.14051
Reviewer: Georgios Kydonakis (Heidelberg)
Branched covering simply connected 4-manifolds. (English) Zbl 1522.57044
Baldwin, John A. (ed.) et al., Gauge theory and low-dimensional topology. Progress and interaction. Proceedings of the sixth Banff International Research Station, BIRS, workshop on Interactions of gauge theory with contact and symplectic topology in dimensions 3 and 4, virtual, 2020. Berkeley, CA: Mathematical Sciences Publishers (MSP). Open Book Ser. 5, 31-42 (2022).
Reviewer: Mehmetcik Pamuk (Ankara)
Non-left-orderability of cyclic branched covers of pretzel knots \(P(3,-3,-2k-1)\). (English) Zbl 1506.57010
Stability conditions for contraction algebras. (English) Zbl 1518.16004
Reviewer: Houjun Zhang (Nanjing)
A random cover of a compact hyperbolic surface has relative spectral gap \(\frac{3}{16}-\varepsilon\). (English) Zbl 1498.58022
Reviewer: Robert Neel (Bethlehem)
Rank inequalities for the Heegaard Floer homology of branched covers. (English) Zbl 1498.57022
Reviewer: Jingling Yang (Shenzhen)
Symbolic strong persistence property under monomial operations and strong persistence property of cover ideals. (English) Zbl 07691435
Non-hyperbolic solutions to tangle equations involving composite links. (English) Zbl 1494.57013
Reviewer: Claus Ernst (Bowling Green)
Classical pretzel knots and left orderability. (English) Zbl 1479.57015
Reviewer: Haimiao Chen (Beijing)
Computing ribbon obstructions for colored knots. (English) Zbl 1479.57053
Reviewer: Sheng Bai (Beijing)
Packing and covering triangles in dense random graphs. (English) Zbl 07666365
Wu, Weili (ed.) et al., Combinatorial optimization and applications. 14th international conference, COCOA 2020, Dallas, TX, USA, December 11–13, 2020. Proceedings. Cham: Springer. Lect. Notes Comput. Sci. 12577, 426-439 (2020).
Realizations of certain odd-degree surface branch data. (English) Zbl 1461.57008
Reviewer: Alexander D. Mednykh (Novosibirsk)
Asymmetric L-space knots. (English) Zbl 1471.57002
Reviewer: Yuichi Yamada (Tokyo)
A more balanced approach to ideal variation of \(\gamma\)-covers. (English) Zbl 1460.54013
Reviewer: Zuquan Li (Hangzhou)
The dihedral genus of a knot. (English) Zbl 1448.57006
Reviewer: Benjamin Bode (Osaka)
Newton polygons of cyclic covers of the projective line branched at three points. (English) Zbl 1436.11069
Balakrishnan, Jennifer S. (ed.) et al., Research directions in number theory. Women in numbers IV. Proceedings of the women in numbers, WIN4 workshop. Banff International Research Station, Banff, Alberta, Canada, August 14–18, 2017. Cham: Springer. Assoc. Women Math. Ser. 19, 115-132 (2019).
Counting surface branched covers. (English) Zbl 1449.57004
Reviewer: Claus Ernst (Bowling Green)
On definite strongly quasipositive links and L-space branched covers. (English) Zbl 1432.57005
Reviewer: Kimihiko Motegi (Tokyo)
\(\hat{G}\)-local systems on smooth projective curves are potentially automorphic. (English) Zbl 1437.11078
Reviewer: Yuval Z. Flicker (Ariel)
Branched covers of quasi-positive links and L-spaces. (English) Zbl 1422.57012
Reviewer: Lee P. Neuwirth (Princeton)
Newton polygons arising from special families of cyclic covers of the projective line. (English) Zbl 1460.11088
Compact-covering and 1-sequence-covering images of metric spaces. (English) Zbl 1432.54013
Reviewer: Zhangyong Cai (Nanning)
On global \(\mathscr{C}\)-dimensions. (English) Zbl 1431.16002
Reviewer: Jae Keol Park (Pusan)
Galois-module theory for wildly ramified covers of curves over finite fields (with an appendix by Bernhard Köck and Adriano Marmora). (English) Zbl 1454.11209
On the Iwasawa invariants of branched \(\mathbb{Z}_p\)-covers, a survey. (Japanese. English summary) Zbl 1426.57041
\(G\)-\(\delta\)-\(M\) modules and torsion theory cogenerated by such modules. (English) Zbl 1391.16007
Elementary solution of an infinite sequence of instances of the Hurwitz problem. (English) Zbl 1431.57021
Atti Accad. Naz. Lincei, Cl. Sci. Fis. Mat. Nat., IX. Ser., Rend. Lincei, Mat. Appl. 29, No. 2, 297-307 (2018).
Reviewer: Arielle Leitner (Rehovot)
MSC:
57M12
Dihedral branched covers of four-manifolds. (English) Zbl 1398.57004
Reviewer: Daniel Kasprowski (Bonn)
MSC:
57M12
57M27
Geometry of polynomials and root-finding via path-lifting. (English) Zbl 1386.65139
Reviewer: Nikolay Kyurkchiev (Plovdiv)
On embedding infinite cyclic covers in compact 3-manifolds. (English) Zbl 1383.57006
MSC:
57M25
57M12
Corrigendum to: “Taut foliations, left-orderability, and cyclic branched covers”. (English) Zbl 1422.57005
Monotone orbifold Hurwitz numbers. (English) Zbl 1388.14097
J. Math. Sci., New York 226, No. 5, 568-587 (2017) and Zap. Nauchn. Semin. POMI 446, 40-69 (2016).
Reviewer: Marja Kankaanrinta (Helsinki)
A note on L-spaces which are double branched covers of non-quasi-alternating links. (English) Zbl 1376.57002
Reviewer: Masakazu Teragaito (Hiroshima)
MSC:
57M12
57M25
On the Iwasawa invariants for links and Kida’s formula. (English) Zbl 1375.57004
Reviewer: Thomas B. Ward (Leeds)
Discrete uniformization of polyhedral surfaces with non-positive curvature and branched covers over the sphere via hyper-ideal circle patterns. (English) Zbl 1365.52027
Reviewer: Toshio Saito (Joetsu)
A note on splitting numbers for Galois covers and \(\pi_1\)-equivalent Zariski \(k\)-plets. (English) Zbl 1358.14018
Reviewer: Davide Frapporti (Bayreuth)
Alternating knots with unknotting number one. (English) Zbl 1353.57013
Reviewer: Lee P. Neuwirth (Princeton)
Some issues on the automatic computation of plane envelopes in interactive environments. (English) Zbl 1540.68328
Computing the canonical representation of constructible sets. (English) Zbl 1365.13043
Reviewer: John Perry (Hattiesburg)
Classes of simplicial complexes which admit nontrivial Cohen-Macaulay modifications. (English) Zbl 1374.13016
Reviewer: Winfried Bruns (Osnabrück)
A point counting algorithm for cyclic covers of the projective line. (English) Zbl 1343.14016
Ballet, Stéphane (ed.) et al., Algorithmic arithmetic, geometry, and coding theory. 14th international conference on arithmetic, geometry, cryptography, and coding theory (AGCT), CIRM, Marseille, France, June 3–7, 2013. Proceedings. Providence, RI: American Mathematical Society (AMS) (ISBN 978-1-4704-1461-0/pbk; 978-1-4704-2339-1/ebook). Contemporary Mathematics 637, 145-172 (2015).
Reviewer: Juan Tena Ayuso (Valladolid)
Powers of the vertex cover ideals. (English) Zbl 1317.13027
Reviewer: Anda-Georgina Olteanu (Constanta)
Counting genus one fibered knots in Lens spaces. (English) Zbl 1304.57024
Reviewer: Peter Feller (Chestnut Hill)
Software using the Gröbner cover for geometrical loci computation and classification. (English) Zbl 1437.13001
Hong, Hoon (ed.) et al., Mathematical software – ICMS 2014. 4th international congress, Seoul, South Korea, August 5–9, 2014. Proceedings. Berlin: Springer. Lect. Notes Comput. Sci. 8592, 492-499 (2014).
Software for discussing parametric polynomial systems: the Gröbner cover. (English) Zbl 1434.13002
Hong, Hoon (ed.) et al., Mathematical software – ICMS 2014. 4th international congress, Seoul, South Korea, August 5–9, 2014. Proceedings. Berlin: Springer. Lect. Notes Comput. Sci. 8592, 406-413 (2014).
The classical master equation (with an appendix by Tomer M. Schlank). (English) Zbl 1304.81144
Etingof, Pavel (ed.) et al., Perspectives in representation theory. A conference in honor of Igor Frenkel’s 60th birthday on perspectives in representation theory, Yale University, New Haven, CT, USA, May 12–17, 2012. Providence, RI: American Mathematical Society (AMS) (ISBN 978-0-8218-9170-4/pbk; 978-1-4704-1523-5/ebook). Contemporary Mathematics 610, 79-137 (2014).
Reviewer: Vladimir Balan (Bucureşti)
A spanning tree model for the Heegaard Floer homology of a branched double-cover. (English) Zbl 1303.57011
Reviewer: David E. Hurtubise (Altoona)
Gumbel fluctuations for cover times in the discrete torus. (English) Zbl 1295.60053
Reviewer: Aurel Spătaru (Bucureşti)
On Krebes’s tangle. (English) Zbl 1283.57008
MSC:
57M25
57M12
The link volume of 3-manifolds. (English) Zbl 1275.57002
Reviewer: Cristina Pagliantini (Zürich)
Covers for modules. (English) Zbl 1343.13016
An isomorphism theorem between equivariant cohomology and Čech hypercohomology. (Chinese. English summary) Zbl 1274.55002
Branched covers of the sphere and the prime-degree conjecture. (English) Zbl 1287.57002
Reviewer: Riccardo Piergallini (Camerino)
On the geometry of the slice of trace-free \(SL_2(\mathbb{C})\)-characters of a knot group. (English) Zbl 1270.57045
Reviewer: Hitoshi Murakami (Tokyo)
Computing the girth of knots. (English) Zbl 1333.57018
MSC:
57M25
57M12
Surgery obstructions from Khovanov homology. (English) Zbl 1280.57002
Reviewer: Benjamin Audoux (Marseille)
On the Hilbert series of vertex cover algebras of unmixed bipartite graphs. (English) Zbl 1249.05381
Powers of the vertex cover ideal of a chordal graph. (English) Zbl 1236.13001
Reviewer: Anda-Georgina Olteanu (Constanta)
A surgical perspective on quasi-alternating links. (English) Zbl 1243.57002
Usher, Michael (ed.), Low-dimensional and symplectic topology. Proceedings of the Georgia international topology conference, Athens, GA, USA, May 18–29, 2009. Providence, RI: American Mathematical Society (AMS) (ISBN 978-0-8218-5235-4/hbk). Proceedings of Symposia in Pure Mathematics 82, 39-51 (2011).
Reviewer: Shigeaki Miyoshi (Tokyo)
MSC:
57M12
57M25
Maximum multiplicity of matching polynomial roots and minimum path cover in general graphs. (English) Zbl 1229.05121
On the Hilbert series of vertex cover algebras of Cohen-Macaulay bipartite graphs. (English) Zbl 1229.05301
Realizability and exceptionality of candidate surfaces branched covers: methods and results. (English) Zbl 1210.57002
Coen, Salvatore (ed.), Seminari di geometria. 2005–2009. Bologna: Università degli Studi di Bologna, Dipartimento di Matematica. 105-120 (2010).
Reviewer: Wolfgang Metzler (Frankfurt am Main)
MSC:
57M12
McKay correspondence for canonical orders. (English) Zbl 1203.14007
Reviewer: Arvid Siqveland (Kongsberg)
On the doubled tetrus. (English) Zbl 1197.57016
Reviewer: Wolfgang Heil (Tallahassee)
Cotorsion pairs induced by duality pairs. (English) Zbl 1184.13042
Reviewer: Marek Golasiński (Toruń)
Two-sided bounds for the complexity of cyclic branched coverings of two-bridge links. (English) Zbl 1191.57012
Reviewer: Claus Ernst (Bowling Green)
Alexander polynomials and orders of homology groups of branched covers of knots. (English) Zbl 1175.57007
Reviewer: Luisa Paoluzzi (Marseille)
MSC:
57M25
57M12
Remarks on reflexive modules, covers, and envelopes. (English) Zbl 1186.13004
Reviewer: Marco Fontana (Roma)
On the dimension of the minimal vertex cover semigroup ring of an unmixed bipartite graph. (English) Zbl 1184.13077
MSC:
13P10
Iwasawa type formula for covers of a link in a rational homology sphere. (English) Zbl 1163.57004
Reviewer: Claus Ernst (Bowling Green)
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