1. Log smooth deformation theory via Gerstenhaber algebras

   • Simon Felten

   OriginalPaper Open access 23 December 2020 Pages: 1 - 35

2. Bubble solutions for a supercritical polyharmonic Hénon-type equation

   • Yuxia Guo
   • Ting Liu

   OriginalPaper 27 November 2020 Pages: 37 - 64

3. Multiplicities for tensor products on special linear versus classical groups

   • Dipendra Prasad
   • Vinay Wagh

   OriginalPaper 02 December 2020 Pages: 65 - 87

4. Cohomology jump loci of 3-manifolds

   • Alexander I. Suciu

   OriginalPaper 27 November 2020 Pages: 89 - 123

5. Optimal results in Lorentzian Aubry–Mather theory

   • Stefan Suhr

   OriginalPaper Open access 30 November 2020 Pages: 125 - 149

6. Special Ulrich bundles on regular surfaces with non–negative Kodaira dimension

   • Gianfranco Casnati

   OriginalPaper Open access 19 January 2021 Pages: 151 - 172

7. The matroid stratification of the Hilbert scheme of points on \(\mathbb {P}^1\)

   • Rob Silversmith

   OriginalPaper 04 February 2021 Pages: 173 - 195

   

8. Log smooth curves over discrete valuation rings

   • Rémi Lodh

   OriginalPaper 12 January 2021 Pages: 197 - 211

   

9. Finite subgroups of \({\text {SL}}(2,\overline{F})\) and automorphy

   • Yuval Z. Flicker

   OriginalPaper 28 January 2021 Pages: 213 - 243

10. Homotopy nilpotency of some homogeneous spaces

    • Marek Golasiński

    OriginalPaper Open access 04 February 2021 Pages: 245 - 261

11. On supersingular loci of Shimura varieties for quaternionic unitary groups of degree 2

    • Yasuhiro Oki

    OriginalPaper 02 January 2021 Pages: 263 - 343

12. Nonnegative solutions for the fractional Laplacian involving a nonlinearity with zeros

    • Salomón Alarcón
    • Leonelo Iturriaga
    • Antonella Ritorto

    OriginalPaper Open access 30 January 2021 Pages: 345 - 363

13. Evolving Compact Locally Convex Curves and Convex Hypersurfaces

    • Laiyuan Gao
    • Yuntao Zhang

    OriginalPaper 12 February 2021 Pages: 365 - 375

    

14. Geometry of varieties for graded maximal Cohen–Macaulay modules

    • Naoya Hiramatsu

    OriginalPaper 12 February 2021 Pages: 377 - 384

15. On the existence of the Green function for elliptic systems in divergence form

    • Arianna Giunti
    • Felix Otto

    OriginalPaper Open access 17 February 2021 Pages: 385 - 402

16. Erratum to: On the existence of the Green function for elliptic systems in divergence form

    • Arianna Giunti
    • Felix Otto

    Erratum Open access 19 July 2021 Pages: 403 - 404