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researcher

Yuri Yatagawa

5 papers hereh-index 337 citations7 works total

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

author position
  • sole author4
  • last author1

Across the 5 of 5 papers where every author was matched, so the position is known.

fields
  • math.AG4
  • math.NT1

identity via Semantic Scholar / OpenAlex

activity
20162022
most citedWild ramification determines the characteristic cycle

11 citations · 11 across the 4 of their papers we have counts for

collaborators
Showing 2016 · math.AGShow all

2 papers · 2 filters

math.AG2016

Having the same wild ramification is preserved by the direct image

Yuri Yatagawa

We introduce the notion that two elements of Grothendieck groups of constructible sheaves on a separated scheme over an excellent henselian discrete valuation ring have the same wi…

math.AG2016★ 11 cited

Wild ramification determines the characteristic cycle

Takeshi Saito, Yuri Yatagawa

Constructible complexes have the same characteristic cycle if they have the same wild ramification, even if the characteristics of the coefficients fields are different.

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