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researcher

G. Geer

20 papers hereh-index 314.1k citations141 works total

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

author position
  • sole author2
  • first author9
  • last author9

Across the 20 of 20 papers where every author was matched, so the position is known.

fields
  • math.AG18
  • alg-geom2

identity via Semantic Scholar / OpenAlex

activity
19972008
most citedAndreotti-Mayer loci and the Schottky problem

23 citations · 42 across the 11 of their papers we have counts for

collaborators
Showing 2007Show all

1 paper · 1 filter

math.AG2007★ 23 cited

Andreotti-Mayer loci and the Schottky problem

Ciro Ciliberto, Gerard van der Geer

We prove a lower bound for the codimension of the Andreotti-Mayer locus N_{g,1} and show that the lower bound is reached only for the hyperelliptic locus in genus 4 and the Jacobia…

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