On the equation Σj = 1s(1xj) + (1(x1 … xs)) = 1 and Znám's problem

1987/10/01 by Cao Zhenfu, Liu Rui, Zhang Liangrui · 2 citations
Mathematics · Physics and Astronomy · #Advanced Mathematical Theories and Applications #Algebraic Geometry and Number Theory #Combinatorics #Diophantine equation #Integer (computer science) #Mathematical Dynamics and Fractals #Mathematics

paper · doi:10.1016/0022-314x(87)90062-x

crossref issued 1987/10/01 · crossref published 1987/10/01 · crossref published-print 1987/10/01 · openalex publication_date 1987/10/01 · crossref created 2004/08/27 · crossref deposited 2019/02/04 · openalex created_date 2025/10/10 · crossref indexed 2026/04/21 · openalex updated_date 2026/07/23

Cited by

• On the equation ∑_𝑝|𝑁\frac1𝑝+\frac1𝑁=1, pseudoperfect numbers, and perfectly weighted graphs
• Znám's problem [wikipedia]