Chernikov, S. N. Positive und negative Lösungen von Systemen linearer Ungleichungen. (Russian) Zbl 0070.24804 Mat. Sb., N. Ser. 38(80), 479-508 (1956). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Keywords:linear algebra, polynomials PDFBibTeX XMLCite \textit{S. N. Chernikov}, Mat. Sb., Nov. Ser. 38(80), 479--508 (1956; Zbl 0070.24804)