Monotone clones and congruence modularity

A Course in Universal Algebra.

Andreas Blass, Stanley Burris, Hanamantagouda P. Sankappanavar · American Mathematical Monthly · 1984 · 2K citations

Natural Sciences, Mathematics, Mathematics Education +10

Onn-permutable congruences

Joachim Hagemann, Aleit Mitschke · Algebra Universalis · 1973 · 112 citations

Congruence modularity is permutability composed with distributivity

H. Peter Gumm · Archiv der Mathematik · 1981 · 53 citations

Natural Sciences, Mathematics, Number Theory +4

Principal congruences inN-permutable varieties

H. Lakser · Algebra Universalis · 1982 · 12 citations

Natural Sciences, Mathematics, Combinatorics +2