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researcher

J. Sjoestrand

37 papers hereh-index 201.2k citations49 works total

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

author position
  • sole author8
  • first author5
  • middle author6
  • last author18

Across the 37 of 37 papers where every author was matched, so the position is known.

fields
  • math.SP20
  • math.AP8
  • math.FA3
  • math-ph3
  • math.CV2
  • math.OA1

identity via Semantic Scholar / OpenAlex

activity
20012020
most citedPseudospectra of semi-classical (pseudo)differential operators

162 citations · 394 across the 33 of their papers we have counts for

collaborators
Showing 2003 · math.APShow all

1 paper · 2 filters

math.AP2003★ 162 cited

Pseudospectra of semi-classical (pseudo)differential operators

Nils Dencker, Johannes Sjoestrand, Maciej Zworski

The purpose of this note is to show how some results from the theory of partial differential equations apply to the study of pseudo-spectra of non-self-adjoint operators, which is…

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