Christian Johansson

Senior Lecturer at Algebra and geometry

My research interests are in algebraic number theory, focusing on p-adic aspects of the Langlands program.

Source: chalmers.se
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Showing 13 publications

2024

Endoscopy on SL<sub>2</sub>-eigenvarieties

Christian Johansson, Judith Ludwig
Journal für die Reine und Angewandte Mathematik
Journal article
2024

Endoscopy on SL2-eigenvarieties

Christian Johansson, Judith Ludwig
Journal fur die Reine und Angewandte Mathematik. Vol. 2024 (813), p. 1-79
Journal article
2023

Perfectoid Shimura varieties and the Calegari–Emerton conjectures

David Hansen, Christian Johansson
Journal of the London Mathematical Society. Vol. 108 (5), p. 1954-2000
Journal article
2023

Vanishing theorems for Shimura varieties at unipotent level

Ana Caraiani, Daniel R. Gulotta, Christian Johansson
Journal of the European Mathematical Society. Vol. 25 (3), p. 869-911
Journal article
2023

Vox Populi, Vox Dei? Tacit collusion in politics

Christian Johansson, Anders Kärnä, Jaakko Meriläinen
Economics and Politics. Vol. 35 (3), p. 752-772
Journal article
2022

Politiska karteller och Sverigedemokraternas framgång

Christian Johansson, Anders Kärnä, Jaakko Meriläinen
Folkviljans förverkligare, p. 117-133
Book chapter
2021

A quotient of the Lubin-Tate tower II

Christian Johansson, Judith Ludwig, David Hansen
Mathematische Annalen. Vol. 380 (1-2), p. 43-89
Journal article
2020

LOCAL LANGLANDS CORRESPONDENCE IN RIGID FAMILIES

Christian Johansson, James Newton, Claus Sorensen
Pacific Journal of Mathematics. Vol. 304 (1), p. 65-102
Journal article
2020

Shimura varieties at level and Galois representations

Ana Caraiani, Daniel R. Gulotta, Chi Yun Hsu et al
Compositio Mathematica. Vol. 156 (6), p. 1152-1230
Journal article
2020

On subquotients of the étale cohomology of Shimura varieties

Christian Johansson, Jack Thorne
Shimura varieties; Haines, T., & Harris, M. (Eds.), p. 306 -334
Book chapter
2019

Extended eigenvarieties for overconvergent cohomology

Christian Johansson, James Newton
Algebra and Number Theory. Vol. 13 (1), p. 93-158
Journal article
2019

PARALLEL WEIGHT 2 POINTS on HILBERT MODULAR EIGENVARIETIES and the PARITY CONJECTURE

Christian Johansson, James Newton
Forum of Mathematics, Sigma. Vol. 7
Journal article
2019

Irreducible components of extended eigenvarieties and interpolating Langlands functoriality

Christian Johansson, James Newton
Mathematical Research Letters. Vol. 26 (1), p. 159-201
Journal article

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