Infinite Sets of Solutions and Almost Solutions of the Equation <i>N</i>⋅<i>M</i>= reversal(<i>N</i>⋅<i>M</i>)

• 作者: ică Premalata Junius Viorel Niţ
• 来源期刊: 离散数学期刊(英文)
• 学科: 数学
• 关键词: Sequences of INTEGERS Infinite Sets
• 年，卷（期）: 2019,（3）
• 页码范围: 63-67
• 页数: 5页
• 分类号: O1

摘要

Motivated by their intrinsic interest and by applications to the study of numeric palindromes and other sequences of integers, we discover infinite sets of solutions and almost solutions of the equation N?⋅?M=reversal (N?⋅M). Most of our results are valid in a general numeration base.