VOL. 20 · NO. 4 | 2020
Katherine Raoux
Algebr. Geom. Topol. 20 (4), 1601-1640, (2020) DOI: 10.2140/agt.2020.20.1601
KEYWORDS: Heegaard Floer, knot invariants, genus bound, rational homology spheres, 57M27, 57R58
Michael Hutchings, Jo Nelson
Algebr. Geom. Topol. 20 (4), 1641-1690, (2020) DOI: 10.2140/agt.2020.20.1641
KEYWORDS: Morse–Bott theory, cascade homology, contact homology, 53D40, 57R58
Clover May
Algebr. Geom. Topol. 20 (4), 1691-1728, (2020) DOI: 10.2140/agt.2020.20.1691
KEYWORDS: equivariant cohomology, equivariant homotopy, Toda bracket, Mackey functor, $\mathit{RO}(G)$–graded, 55N91
Carlo Collari
Algebr. Geom. Topol. 20 (4), 1729-1768, (2020) DOI: 10.2140/agt.2020.20.1729
KEYWORDS: transverse invariants in $S^3$, Khovanov $\mathrm{sl}(3)$ homology, Plamenevskaya invariant, 57M25, 57R17, 57M27
Ieke Moerdijk, Joost Nuiten
Algebr. Geom. Topol. 20 (4), 1769-1794, (2020) DOI: 10.2140/agt.2020.20.1769
KEYWORDS: Quillen's Theorem B, group completion, simplicial presheaf, Nisnevich site, Bousfield localization, Rezk descent, 18F20, 55U35, 18G30, 55U10
Mariano Echeverria
Algebr. Geom. Topol. 20 (4), 1795-1875, (2020) DOI: 10.2140/agt.2020.20.1795
KEYWORDS: contact invariant, monopole Floer homology, 57R17, 57R58
Meda Satish Suraj Krishna
Algebr. Geom. Topol. 20 (4), 1877-1938, (2020) DOI: 10.2140/agt.2020.20.1877
KEYWORDS: CAT(0) square complexes, JSJ, cyclic splittings, isomorphism problem, graphs of free groups, 20E06, 20E08, 20F65, 20F67
Patricia Cahn, Alexandra Kjuchukova
Algebr. Geom. Topol. 20 (4), 1939-1963, (2020) DOI: 10.2140/agt.2020.20.1939
KEYWORDS: knot, Branched cover, ribbon genus, trisection, 57M12, 57M25, 57Q60
Eva Belmont
Algebr. Geom. Topol. 20 (4), 1965-2028, (2020) DOI: 10.2140/agt.2020.20.1965
KEYWORDS: Adams spectral sequence, localized Ext, Cartan–Eilenberg spectral sequence, Ivanovskii spectral sequence, Margolis–Palmieri Adams spectral sequence, 55T15
Lukas Müller, Lukas Woike
Algebr. Geom. Topol. 20 (4), 2029-2070, (2020) DOI: 10.2140/agt.2020.20.2029
KEYWORDS: operad, topological field theory, Braid group, monoidal category, braided monoidal category, 18D50, 18D10, 57R56
Samuel A Ballas, Darren D Long
Algebr. Geom. Topol. 20 (4), 2071-2093, (2020) DOI: 10.2140/agt.2020.20.2071
KEYWORDS: thin groups, bending, projective structures, arithmetic groups, 57M50, 22E40
Mehdi Yazdi
Algebr. Geom. Topol. 20 (4), 2095-2128, (2020) DOI: 10.2140/agt.2020.20.2095
KEYWORDS: pseudo-Anosov, Entropy, stretch factor, dilatation, punctured surfaces, 37B40, 37E30
Andrew Baker, Tilman Bauer
Algebr. Geom. Topol. 20 (4), 2129-2143, (2020) DOI: 10.2140/agt.2020.20.2129
KEYWORDS: stable homotopy theory, Steenrod algebra, 55P42, 55S10, 55S20
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