Show 15 5 10 15 20 50 100 250 Sort by year (new to old) Actions Download search results Subscribe to news feed Your filters: cql: author="Tanaka, Hajime" or (type any "bookEditor issueEditor" and editor="Tanaka, Hajime") Add to list Journal Article A1 open access The independence number of the orthogonality graph in dimension 2(k) Ferdinand Ihringer (UGent) and Hajime Tanaka (2019) COMBINATORICA. 39(6). p.1425-1428