Z. Hedrlín

A Game of Composing Binary Relations

Václav Koubek, Pavel Goralcik, Z. Hedrlín, 1982, RAIRO Theor. Informatics Appl..

Relations (graphs) with given infinite semigroups

Z. Hedrlín, A. Pultr, 1964 .

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

Z. Hedrlín, J. Sichler, 1971 .

On full embeddings of categories of algebras

Z. Hedrlín, Z. Hedrlín, A. Pultr, 1966 .

The Category of Graphs with a Given Subgraph-with Applications to Topology and Algebra

E. Mendelsohn, Z. Hedrlín, Z. Hedrlín, 1969, Canadian Journal of Mathematics.

Homomorphism Interpolation and Approximation

Pavol Hell, Z. Hedrlín, C. S. Ko, 1982 .

Relations (graphs) with given finitely generated semigroups

Z. Hedrlín, Z. Hedrlín, A. Pultr, 1964 .

On rigid undirected graphs

Z. Hedrlín, A. Pultr, 1966 .