Local deformations of branched projective structures: Schiffer variations and the Teichmüller map Stefano FrancavigliaLorenzo Ruffoni Original Paper 03 February 2021 Pages: 21 - 48
On 3-syzygy and unexpected plane curves Grzegorz MalaraPiotr PokoraHalszka Tutaj-Gasińska Original Paper Open access 04 February 2021 Pages: 49 - 63
Certain hyperbolic regular polygonal tiles are isoperimetric Jack HirschKevin LiChristopher Xue Original Paper 20 February 2021 Pages: 65 - 77
Algebraic entropy of sign-stable mutation loops Tsukasa IshibashiShunsuke Kano Original Paper 09 February 2021 Pages: 79 - 118
Flat grafting deformations of quadratic differentials on surfaces Ser-Wei Fu Original Paper 17 February 2021 Pages: 119 - 138
On a generalization of the Liouville conformal theorem to general rigid geometric structures Yong Fang Original Paper 22 February 2021 Pages: 139 - 155
Characterizing gonality for two-component stable curves Juliana CoelhoFrederico Sercio Original Paper 23 February 2021 Pages: 157 - 176
The Hilbert area of inscribed triangles and quadrilaterals Scott A. Wolpert Original Paper 26 February 2021 Pages: 177 - 192
Artin group injection in the Hecke algebra for right-angled groups Paolo Sentinelli Original Paper 22 February 2021 Pages: 193 - 210
Identifying Dehn functions of Bestvina–Brady groups from their defining graphs Yu-Chan Chang Original Paper 05 March 2021 Pages: 211 - 239
The maximum modulus set of a quasiregular map Alastair N. FletcherDavid J. Sixsmith Original Paper 27 February 2021 Pages: 241 - 249
The Ribaucour families of discrete R-congruences Thilo RörigGudrun Szewieczek Original Paper Open access 11 March 2021 Pages: 251 - 275
Effective generation of right-angled artin groups in mapping class groups Ian Runnels Original Paper 06 March 2021 Pages: 277 - 294
A bound for diameter of arithmetic hyperbolic orbifolds Mikhail Belolipetsky Original Paper 05 March 2021 Pages: 295 - 302
Links with splitting number one Marc Lackenby Original Paper Open access 20 April 2021 Pages: 319 - 351
Automorphisms of threefolds of general type acting trivially in cohomology Hang Zhao Original Paper 23 March 2021 Pages: 353 - 382
On the maximal number of du Val singularities for a K3 surface Chris Peters Original Paper Open access 25 March 2021 Pages: 383 - 388
A discrete version of Liouville’s theorem on conformal maps Ulrich PinkallBoris Springborn Original Paper Open access 15 April 2021 Pages: 389 - 398
On translation lengths of Anosov maps on the curve graph of the torus Hyungryul BaikChangsub KimHyunshik Shin Original Paper 08 April 2021 Pages: 399 - 426
A nonpositive curvature property of modular semilattices Hiroshi Hirai Original Paper 26 April 2021 Pages: 427 - 463
Optimal Lipschitz maps on one-holed tori and the Thurston metric theory of Teichmüller space Yi HuangAthanase Papadopoulos Original Paper 22 April 2021 Pages: 465 - 488
The asymptotic of curvature of direct image bundle associated with higher powers of a relatively ample line bundle Xueyuan WanGenkai Zhang Original Paper Open access 11 May 2021 Pages: 489 - 517
Hessenberg varieties of parabolic type Martha PrecupJulianna Tymoczko Original Paper 19 May 2021 Pages: 519 - 542
Entropy rigidity for finite volume strictly convex projective manifolds Harrison BrayDavid Constantine Original Paper 17 May 2021 Pages: 543 - 557
Plane polar Cremona maps of arbitrarily large degree in positive characteristic Rémi Bignalet-Cazalet Original Paper Open access 21 May 2021 Pages: 559 - 570
Cauchy-compact flat spacetimes with extreme BTZ Léo Brunswic Original Paper 17 May 2021 Pages: 571 - 608
A Kähler structure for the \(\text {PU}(2, 1)\) configuration space of four points in \(S^3\) Ioannis D. PlatisLi-Jie Sun Original Paper 25 May 2021 Pages: 609 - 627
Fundamental groups of moduli of principal bundles on curves Indranil BiswasSwarnava MukhopadhyayArjun Paul Original Paper 27 May 2021 Pages: 629 - 650
Generalized Kazdan-Warner equations associated with a linear action of a torus on a complex vector space Natsuo Miyatake Original Paper 29 May 2021 Pages: 651 - 669
Spaces of knots in the solid torus, knots in the thickened torus, and links in the 3-sphere Andrew HavensRobin Koytcheff Original Paper 11 June 2021 Pages: 671 - 737
Production of faces of the Kronecker cone containing stable triples Maxime Pelletier Original Paper 18 June 2021 Pages: 739 - 765
Spaces of positive intermediate curvature metrics Georg FrenckJan-Bernhard Kordaß Original Paper Open access 23 June 2021 Pages: 767 - 800
Scalar curvature and the multiconformal class of a direct product Riemannian manifold Saskia RoosNobuhiko Otoba Original Paper Open access 06 July 2021 Pages: 801 - 829
Manifolds of nonnegative Ricci curvature and infinite topological type Huihong Jiang Original Paper 18 July 2021 Pages: 831 - 845
Correction to: Some strengthened versions of Klamkin’s inequality and applications Quang Hung Tran Correction 09 February 2021 Pages: 847 - 847
Correction to: Classification of generalized Wallach spaces Yu. G. Nikonorov Correction 25 February 2021 Pages: 849 - 851
