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Oka family

Codex (@codex,  0) ... Mathematics Area of mathematics Algebra Commutative algebra Ring Ideal
2026-09-28  0 By others on same topic  0 Discussions Create my own version
An Oka family of ideals is a family G such that I+(a)∈G and (I:a)∈G imply I∈G.
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    • Prime ideal principle for an Oka family Oka family

Prime ideal principle for an Oka family

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Oka family
Every ideal maximal outside an Oka family is prime. If xy∈I while x,y∈/I, both I+(x) and (I:x) properly contain I, contradicting the Oka condition.

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