Ideal (mathematics)
From Wikipedia, the free encyclopedia
 |
This disambiguation page lists articles associated with the same title. If an internal link led you here, you may wish to change the link to point directly to the intended article. |
In mathematics, ideal may refer to:
- ideal (ring theory), a subset of a ring closed under addition and multiplication by elements of the ring
- ideal (order theory), a subset of a partially ordered set closed under taking smaller elements (lower set) and directed as a poset
