olemus
mingit korpust K sisaldav vähim algebraliselt kinnine korpus
= an algebraic extension of field K that is algebraically closed

ülevaateid
https://mathworld.wolfram.com/AlgebraicClosure.html
https://en.wikipedia.org/wiki/Algebraic_closure
https://math.stackexchange.com/questions/1835658/algebraic-closure-vs-real-closure
https://qcpages.qc.cuny.edu/~rmiller/slides/WCT10.pdf

vt ka
- sulund