Sampling a Uniform Solution of a Quadratic Equation Modulo a Prime Power

Authors Chandan Dubey, Thomas Holenstein



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Author Details

Chandan Dubey
Thomas Holenstein

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Chandan Dubey and Thomas Holenstein. Sampling a Uniform Solution of a Quadratic Equation Modulo a Prime Power. In Approximation, Randomization, and Combinatorial Optimization. Algorithms and Techniques (APPROX/RANDOM 2014). Leibniz International Proceedings in Informatics (LIPIcs), Volume 28, pp. 643-653, Schloss Dagstuhl – Leibniz-Zentrum für Informatik (2014) https://doi.org/10.4230/LIPIcs.APPROX-RANDOM.2014.643

Abstract

Let p be a prime and k, t be positive integers. Given a quadratic equation Q(x1,x2,...,xn)=t mod p^k in n-variables; we present a polynomial time Las-Vegas algorithm that samples a uniformly random solution of the quadratic equation.

Subject Classification

Keywords
  • Quadratic Forms
  • Lattices
  • Modular
  • p-adic

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