IJPAM: Volume 89, No. 1 (2013)

ON THE DIOPHANTINE EQUATION $3^x + 17^y = z^2$

Banyat Sroysang
Department of Mathematics and Statistics
Faculty of Science and Technology
Thammasat University
Rangsit Center, Pathumthani 12121, THAILAND


Abstract. In this paper, we prove that $(1,0,2)$ is a unique non-negative integer solution $(x,y,z)$ for the Diophantine equation $3^x + 17^y = z^2$ where $x,y$ and $z$ are non-negative integers.

Received: September 27, 2013

AMS Subject Classification: 11D61

Key Words and Phrases: exponential Diophantine equation

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DOI: 10.12732/ijpam.v89i1.13 How to cite this paper?
Source: International Journal of Pure and Applied Mathematics
ISSN printed version: 1311-8080
ISSN on-line version: 1314-3395
Year: 2013
Volume: 89
Issue: 1