Coloring of Meet-Semilattices

M.P. Wasadikar1, S.K. Nimbhorkar2, Lisa Demeyer3
1Department of Mathematics, Dr. B. A. M. University, Aurangabad 431004, India.
2Department of Mathematics, Dr. B. A. M. University, Au- rangabad 431004, India.
3Department of Mathematics, Central Michigan University, Mount Pleas- ant MI, 48858, USA.

Abstract

Beck’s coloring is studied for meet-semilattices with \(0\). It is shown that for such semilattices, the chromatic number equals the clique number.