English Corank Cited by user Flurrious on 14 Feb 2024 In mathematics, corank is complementary to the concept of the rank of a mathematical object, and may refer to the dimension of the left nullspace of a matrix, the…
English Sperner's lemma Cited by user Erel Segal on 25 Apr 2022 In mathematics, Sperner's lemma is a combinatorial result on colorings of triangulations, analogous to the Brouwer fixed point theorem, which is equivalent to it.
English Ramsey's theorem Cited by user Zscoder on 27 Nov 2021 In combinatorial mathematics, Ramsey's theorem, in one of its graph-theoretic forms, states that one will find monochromatic cliques in any edge labelling (with colours…