VOL. 21 · NO. 2 | 2021
 
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Articles
David Boozer
Algebr. Geom. Topol. 21 (2), 543-600, (2021) DOI: 10.2140/agt.2021.21.543
KEYWORDS: Hecke modifications, Rational curves, Elliptic curves, vector bundles, parabolic bundles, Khovanov homology, 14H52, 14H99
Wolfgang Steimle
Algebr. Geom. Topol. 21 (2), 601-646, (2021) DOI: 10.2140/agt.2021.21.601
KEYWORDS: cobordism category, algebraic $K$–theory, 57R90, 19D06, 57R15, 57R56
Yasuhiko Asao
Algebr. Geom. Topol. 21 (2), 647-664, (2021) DOI: 10.2140/agt.2021.21.647
KEYWORDS: magnitude homology, geodesics, CAT(k) spaces, 51F99, 55N35
Georgios Dimitroglou Rizell, Roman Golovko
Algebr. Geom. Topol. 21 (2), 665-695, (2021) DOI: 10.2140/agt.2021.21.665
KEYWORDS: Legendrian product, twist spun, looseness, fillability, 53D12, 53D42
Yusuke Kuno, Gwénaël Massuyeau
Algebr. Geom. Topol. 21 (2), 697-754, (2021) DOI: 10.2140/agt.2021.21.697
KEYWORDS: Dehn twist, homology cylinder, Dehn–Nielsen representation, Johnson homomorphism, 20F34, 57M27, 57N10, 20F14, 20F28, 20F38
G Christopher Hruska, Kim Ruane
Algebr. Geom. Topol. 21 (2), 755-800, (2021) DOI: 10.2140/agt.2021.21.755
KEYWORDS: nonpositive curvature, isolated flats, locally connected, tree of metric compacta, 20E08, 20F67
Vincent Braunack-Mayer
Algebr. Geom. Topol. 21 (2), 801-891, (2021) DOI: 10.2140/agt.2021.21.801
KEYWORDS: model category, stabilisation, parametrised spectrum, twisted differential cohomology, 55P42, 55P43, 55U35
Reito Nakashima
Algebr. Geom. Topol. 21 (2), 893-916, (2021) DOI: 10.2140/agt.2021.21.893
KEYWORDS: minimal genus, 4-manifolds, $T^2$–bundles, adjunction inequality, 57R95, 57R40, 57R50
Vincent Braunack-Mayer
Algebr. Geom. Topol. 21 (2), 917-1019, (2021) DOI: 10.2140/agt.2021.21.917
KEYWORDS: Rational homotopy theory, parametrised spectra, Whitehead products, Koszul duality, 55P62, 16T15, 55N99, 55Q15
Stephan Mescher
Algebr. Geom. Topol. 21 (2), 1021-1074, (2021) DOI: 10.2140/agt.2021.21.1021
KEYWORDS: sectional category, Lusternik–Schnirelmann theory, closed geodesics, topological complexity, 55S40, 58E05, 58E10
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