## Mathematics Subject Classification – MSC2020

Integral closure of commutative rings and ideals [See also 13A35]; integrally closed rings, related rings (Japanese, etc.)
921

Homological methods in commutative ring theory {For noncommutative rings, see 16Exx; for general categories, see 18Gxx}
8892

Computational aspects and applications of commutative rings [See also 14Qxx, 68W30] {For software etc., see 13-04}
5277