Problem Department
M. S. Robertson, Johannes Mahrenholz, H. S. Grant, W. C. Janes, Robert C. Yates, B. A. Hausmann, E. C. Kennedy, Daniel Arany, Frank Ayres, Jr., Nathan Altshiller-Court, C. W. Trigg, V. Thebault, JohnТом:
14
Мова:
english
Журнал:
National Mathematics Magazine
DOI:
10.2307/3028919
Date:
April, 1940
Файл:
PDF, 574 KB
english, 1940