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researcher

J. Andersen

19 papers hereh-index 312.8k citations141 works total

Matching runs newest-first, so older work may not be attached to this profile yet.

author position
  • sole author5
  • first author12

Across the 17 of 19 papers where every author was matched, so the position is known.

fields
  • math.QA8
  • math.GT4
  • math.DG3
  • alg-geom1
  • math.AG1
  • math.CA1
same name
  • J. Andersen — 21 papers, h 33
  • J. Andersen — 20 papers, h 27
  • J. Andersen — 10 papers, h 30
  • J. Andersen — 9 papers, h 16
  • J. Andersen — 7 papers, h 15
  • J. Andersen — 3 papers, h 9

Either other researchers who publish under this name, or the same person where the external sources have not merged their records.

identity via Semantic Scholar / OpenAlex

activity
19972009
most citedMapping Class Groups do not have Kazhdan's Property (T)

39 citations · 70 across the 14 of their papers we have counts for

collaborators
Showing 2007 · math.QAShow all

1 paper · 2 filters

math.QA2007★ 39 cited

Mapping Class Groups do not have Kazhdan's Property (T)

Jorgen Ellegaard Andersen

We prove that the mapping class group of a closed oriented surface of genus at least two does not have Kazhdan's property (T).

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Not affiliated with arXiv. Researcher data from Semantic Scholar (ODC-BY) and OpenAlex.