Products of conjugacy classes of two by two matrices

L. Vaserstein, E. Wheland

Research output: Contribution to journalArticlepeer-review

9 Scopus citations


We compute the covering number and the extended covering number for the group PSL2(F) with a field F. Similar numbers are defined for any group, and they are computed for the groups GL2(F), PGL2(F), and SL2(F).

Original languageEnglish (US)
Pages (from-to)165-188
Number of pages24
JournalLinear Algebra and Its Applications
StatePublished - 1995

All Science Journal Classification (ASJC) codes

  • Algebra and Number Theory
  • Numerical Analysis
  • Geometry and Topology
  • Discrete Mathematics and Combinatorics


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