English

A pure subalgebra of a finitely generated algebra is finitely generated

Commutative Algebra 2010-11-30 v1 Algebraic Geometry

Abstract

We prove the following. Let RR be a Noetherian ring, BB a finitely generated RR-algebra, and AA a pure RR-subalgebra of BB. Then AA is finitely generated over RR.

Keywords

Cite

@article{arxiv.math/0406286,
  title  = {A pure subalgebra of a finitely generated algebra is finitely generated},
  author = {Mitsuyasu Hashimoto},
  journal= {arXiv preprint arXiv:math/0406286},
  year   = {2010}
}

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4 pages