Book, Ronald V. On languages accepted in polynomial time. (English) Zbl 0251.68042 SIAM J. Comput. 1, 281-287 (1972). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 7 Documents MSC: 68Q45 Formal languages and automata PDFBibTeX XMLCite \textit{R. V. Book}, SIAM J. Comput. 1, 281--287 (1972; Zbl 0251.68042) Full Text: DOI