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researcher

Stephan Weis

32 papers hereh-index 11338 citations43 works total

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

author position
  • sole author15
  • first author5
  • middle author3
  • last author9

Across the 32 of 32 papers where every author was matched, so the position is known.

fields
  • math-ph9
  • quant-ph9
  • math.FA6
  • math.MG4
  • math.AG2
  • math.OC1

identity via Semantic Scholar / OpenAlex

activity
20102026
most citedClassification of joint numerical ranges of three hermitian matrices of size three

40 citations · 250 across the 28 of their papers we have counts for

collaborators
Showing 2015 · math.FAShow all

1 paper · 2 filters

math.FA2015★ 4 cited

Pre-images of extreme points of the numerical range, and applications

Ilya M. Spitkovsky, Stephan Weis

We extend the pre-image representation of exposed points of the numerical range of a matrix to all extreme points. With that we characterize extreme points which are multiply gener…

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