指数函数的三个不等式

IF 0.9 3区数学 Q2 MATHEMATICS

Aequationes Mathematicae Pub Date : 2024-09-06 DOI:10.1007/s00010-024-01115-8

David M. Bradley

引用次数: 0

摘要

三个函数不等式证明了指数函数的唯一特征。这三个不等式中的每一个都是不可或缺的，因为这三个不等式中没有两个是足够的。

本文章由计算机程序翻译，如有差异，请以英文原文为准。

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Three inequalities that characterize the exponential function

Three functional inequalities are shown to uniquely characterize the exponential function. Each of the three inequalities is indispensable in the sense that no two of the three suffice.

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来源期刊

Aequationes Mathematicae MATHEMATICS, APPLIED-MATHEMATICS

CiteScore

1.70

自引率

12.50%

发文量

审稿时长

>12 weeks

期刊介绍： aequationes mathematicae is an international journal of pure and applied mathematics, which emphasizes functional equations, dynamical systems, iteration theory, combinatorics, and geometry. The journal publishes research papers, reports of meetings, and bibliographies. High quality survey articles are an especially welcome feature. In addition, summaries of recent developments and research in the field are published rapidly.