05C78 Graph labeling regular graphs 05C07 05C10 05C51 Graph decomposition chromatic number graph labeling handicap labeling tournament scheduling $\alpha$-labeling $\sigma^+$-labeling - 004 01A05 05C05 05C15 05C70 05C76 1. INFORMATIKA 1. RUMAH TINGGAL 1. SOSIOLOGI 301 371 728 MIN e Biology Conference Distance magic labeling Earth sheltered houses Freedom Fundamental Geographical Information System HOUSES Planar graphs Platonic graph Platonic graphs Rosa type labeling Rosa-type labelings bipartite poset circulant matrix d-handicap labeling distance antimagic labeling fair incomplete tournament graceful graphs graceful labeling graph decomposition graph decompositions harmonious graphs magic constant