Pullman, N. On the number of positive entries in the powers of a non-negative matrix. (English) Zbl 0143.26304 Can. Math. Bull. 7, 525-537 (1964). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 6 Documents Keywords:linear algebra, forms PDF BibTeX XML Cite \textit{N. Pullman}, Can. Math. Bull. 7, 525--537 (1964; Zbl 0143.26304) Full Text: DOI OpenURL