English Szemerédi regularity lemma Cited by user YaelKirk on 21 Nov 2021 Szemerédi's regularity lemma is one of the most powerful tools in extremal graph theory, particularly in the study of large dense graphs.
English Matrix norm Cited by user Bernanke's Crossbow on 12 Sep 2021 In mathematics, a matrix norm is a vector norm in a vector space whose elements (vectors) are matrices (of given dimensions).