Letter to the editor: On the equation 4/n=1/x+1/y+1/z

DOI10.1016/0022-314X(82)90032-4zbMath0485.10015OpenAlexW4206625505MaRDI QIDQ1164083

Delang Li

Publication date: 1982

Published in: Journal of Number Theory (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/0022-314x(82)90032-4

zbMATH Keywords

sums of unit fractionsapplication of Selberg's sieve method

Mathematics Subject Classification ID

Cubic and quartic Diophantine equations (11D25) Radix representation; digital problems (11A63) Exponential Diophantine equations (11D61) Sieves (11N35)

Related Items

Sums of $k$ unit fractions

Cites Work

• On a problem of Erdös, Straus and Schinzel
• On the diophantine equations $\prod_{0}^k x_i - \sum_{0}^k x_i = n and \sum_{0}^k 1/x_i = a/n$