Proper orientations and proper chromatic number

Chen, YB; Mohar, B; Wu, HH

Chen, YB (通讯作者),Fudan Univ, Shanghai Ctr Math Sci, Shanghai 200438, Peoples R China.

JOURNAL OF COMBINATORIAL THEORY SERIES B, 2023; 161 (): 63

Abstract

The proper orientation number (chi) over right arrow (G) of a graph G is the minimum k such that there exists an orientation of the edges of G with al......

Full Text Link