Journals / Gazi University Journal of Science / 2026 / Volume: 38 Issue: 2

On solutions of some Diophantine equations

Refik Keskin(SAKARYA ÜNİVERSİTESİ)0000-0003-2547-2082
Fatih Erduvan(İZMİT NAMIK KEMAL ANADOLU LİSESİ)0000-0001-7254-2296
Pages
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Publication Date
2025-06-01
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AI Summary & Key Takeaways

AI Insight
⚡ TL;DR(Too Long; Didn't Read)

In this note, we find all positive integer solutions to the Diophantine equations x^2-kxy-y^2=±k, x^2-(k^2+4) y^2=±4k, x^2-2pxy-y^2=±2p, x^2-kxy-y^2=±k(k^2+4) in terms of generalized Fibonacci and Lucas numbers.

📌 3 Key Takeaways

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Objective & Hypothesis:Let k and p be prime numbers with p>2.
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Key Findings & Data:Let k and p be prime numbers with p>2.
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Conclusion & Impact:In this note, we find all positive integer solutions to the Diophantine equations x^2-kxy-y^2=±k, x^2-(k^2+4) y^2=±4k, x^2-2pxy-y^2=±2p, x^2-kxy-y^2=±k(k^2+4) in terms of generalized Fibonacci and Lucas numbers.
🔬Design:Research Article
📍Scope:Comprehensive Sample
⚙️Variables:Diophantine equations · Generalized Fibonacci numbers · Generalized Lucas numbers

Abstract

Let k and p be prime numbers with p>2. In this note, we find all positive integer solutions to the Diophantine equations x^2-kxy-y^2=±k, x^2-(k^2+4) y^2=±4k, x^2-2pxy-y^2=±2p, x^2-kxy-y^2=±k(k^2+4) in terms of generalized Fibonacci and Lucas numbers.

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Cite This Article

Keskin, R., Ged, K., Erduvan, F. (2025). On solutions of some Diophantine equations. Gazi University Journal of Science, Volume: 38 Issue: 2. https://doi.org/10.35378/gujs.1378010

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References (4)

  1. Keskin, R., “Solutions of some quadratic Diophantine equations”, Computer and Mathematics with Applications, 60(8): 2225-2230, (2010). DOI: 10.1016/j.camwa.2010.08.012
  2. Keskin, R., Güney, Duman, M., “Positive Integer Solutions of Some Pell Equations”, Palestine Journal of Mathematics, 8: 213-226, (2019).
  3. Keskin, R., Güney, Duman, M., “Positive Integer Solutions of Some Second-Order Diophantine equations”, Annale Ştiintifice ale Universitatii, “Alexandru Ioan Cuza”, din Iaşi Matematica, (New Series), 3: 649-664, (2017).
  4. Ribenboim, P., “My Numbers, My Friends: Popular Lectures on Number Theory”, Springer Verlag, 1-50, (2000).