English

Lines generate the Picard groups of certain Fermat surfaces

Algebraic Geometry 2016-09-07 v3

Abstract

We answer a question of T.Shioda and show that, for any positive integer mm prime to 6, the Picard group of the Fermat surface Φm\Phi_m is generated by the classes of lines contained in Φm\Phi_m.

Cite

@article{arxiv.1305.3073,
  title  = {Lines generate the Picard groups of certain Fermat surfaces},
  author = {Alex Degtyarev},
  journal= {arXiv preprint arXiv:1305.3073},
  year   = {2016}
}

Comments

revised and substantially extended (for non-topologists) version; title changed

R2 v1 2026-06-22T00:16:07.828Z