Georg Tamme

Events

• Conference: Derived Geometry and Applications, Mainz, April 5-9, 2027
• Conference Motives, L-values and Eisenstein series, Regensburg, September 22-26, 2025
• Conference Motives in Mainz, March 18-22, 2024
• Fall school Algebraic K-Theory and Redshift, September 18-22, 2023
• Workshop Condensed Mathematics and K-Theory, Februar 27 - March 1, 2023

Research

Arithmetic geometry, algebraic K-theory

Seminar on K-theory

Preprints

• On the K-theory of pushouts
  with M. Land, arXiv:2304.12812

to appear in J. Eur. Math. Soc., doi:10.4171/jems/1769

Publications

• On pro-cdh descent on derived schemes
  with S.Kelly and S. Saito, arXiv:2407.04378
  Geometry & Topology 30 (2026) 337-372, doi:10.2140/gt.2026.30.337
• A remark on crystalline cohomology
  with M. Kerz, arXiv:2406.19772
  Math. Z. 309, No. 3, Paper No. 48, 10 p. (2025), doi:10.1007/s00209-024-03675-6
• Purity in chromatically localized algebraic K-theory
  with M. Land, A. Mathew, and L. Meier, arXiv:2001.10425,
  J. Am. Math. Soc. 37, No. 4, 1011-1040 (2024), doi:10.1090/jams/1043
• K-theory of non-archimedean rings II
  with M. Kerz and S. Saito, arXiv:2103.06711
  Nagoya Math. J. 251, 669-685 (2023), doi:10.1017/nmj.2023.4
• Towards Vorst's conjecture in positive characteristic
  with M. Kerz and F. Strunk, arXiv:1812.05342
  Compos. Math. (157) 2021, 1143-1171, doi:10.1112/S0010437X21007120
• On the K-theory of pullbacks
  with M. Land, arXiv:1808.05559
  Ann. of Math. (2) 190 (2019), 877-930, doi:10.4007/annals.2019.190.3.4
• K-theory of non-archimedean rings I
  with M. Kerz and S. Saito, arXiv:1802.09819
  Doc. Math. 24 (2019), 1365-1411, doi:10.25537/dm.2019v24.1365-1411
• Weak completions, bornologies and rigid cohomology
  with G. Cortiñas, J. Cuntz, and R. Meyer, arXiv:1712.08004
  J. Geom. Phys. 129 (2018), 192-199, doi:10.1016/j.geomphys.2018.03.005
• Nonarchimedean bornologies, cyclic homology and rigid cohomology
  with G. Cortiñas, J. Cuntz, and R. Meyer, arXiv:1708.00357
  Doc. Math. 23 (2018), 1197-1245, doi:10.25537/dm.2018v23.1197-1245
• Excision in algebraic K-theory revisited
  arXiv:1703.03331
  Compos. Math. 154 (2018), 1801-1814, doi:10.1112/S0010437X18007236
• Algebraic K-theory and descent for blow-ups
  with M. Kerz and F. Strunk, arXiv:1611.08466
  Invent. Math. 211 (2018), no. 2, 523-577, doi:10.1007/s00222-017-0752-2
• Towards a non-archimedean analytic analog of the Bass-Quillen conjecture
  with M. Kerz and S. Saito, arXiv:1608.00703
  J. Inst. Math. Jussieu, doi:10.1017/S147474801900001X
• The Beilinson regulator is a map of ring spectra
  with U. Bunke and T. Nikolaus, arXiv:1509.05667
  Advances in Mathematics 333 (2018), 41-86, doi:10.1016/j.aim.2018.05.027
• On an analytic version of Lazard's isomorphism
  arXiv:1408.4301
  Algebra & Number Theory 9 (2015), no. 4, 937-956, doi:10.2140/ant.2015.9.937
• Multiplicative differential algebraic K-theory and applications
  with U. Bunke, arXiv:1311.1421
  Ann. K-Theory 1 (2016), No. 3, 227-258, doi:10.2140/akt.2016.1.227
• Regulators and cycle maps in higher-dimensional differential algebraic K-theory
  with U. Bunke, arXiv:1209.6451
  Advances in Mathematics 285 (2015), 1853-1969, doi:10.1016/j.aim.2015.08.004
• Karoubi's relative Chern character, the rigid syntomic regulator, and the Bloch-Kato exponential map (pdf),
  Forum of Mathematics, Sigma 2 (2014), e20, doi: 10.1017/fms.2014.21
• Karoubi's relative Chern character and Beilinson's regulator (pdf),
  Annales scientifiques de l'École normale supérieure (4) 45 (2012), no. 4, 601-636, doi:10.24033/asens.2174
• Comparison of Karoubi's regulator and the p-adic Borel regulator (pdf),
  Journal of K-Theory 9 (2012), no. 3, 579-600, published by Cambridge University Press, © ISOPP 2011, doi:10.1017/is011010026jkt165

Lecture notes

• Lecture notes on perfectoid spaces: pdf
• Lecture notes on an introduction to algebraic K-theory: pdf

Editorial

I'm an editor for manuscripta mathematica.