J. Sichler

On the endomorphism semigroup (and category) of bounded lattices

George Grätzer, J. Sichler · Pacific Journal of Mathematics · 1970 · 92 citations · Full text

Homomorphisms of commutative rings with unit element

E. Fried, J. Sichler · Pacific Journal of Mathematics · 1973 · 48 citations · Full text

Unit Element, Ring Theory, Abstract Algebra +1

Any boundable binding category contains a proper class of mutually disjoint copies of itself

Zdeněk Hedrlín, J. Sichler · Algebra Universalis · 1971 · 44 citations

Boundable Binding Category, Proper Class, Disjoint Copies

Universal Varieties Of (0, 1)-Lattices

P. Goralčík, Vácłav Koubek, J. Sichler · Canadian Journal of Mathematics · 1990 · 26 citations · Full text

Categorical Universality, Universal Varieties, Abstract Algebra +7

Universal varieties of semigroups

Vácłav Koubek, J. Sichler · Journal of the Australian Mathematical Society Series A Pure Mathematics and Statistics · 1984 · 24 citations · Full text

Topological Semigroups, Geometric Group Theory, Universal Varieties +7