A SUM-DIVISION ESTIMATE OF REALS

作者：Li, Liangpan^*; Shen, Jian

来源：PROCEEDINGS OF THE AMERICAN MATHEMATICAL SOCIETY, 2010, 138(1): 101-104.

DOI：10.1090/S0002-9939-09-10052-7

• Sum-product estimate
• sum-division estimate

Let A be a finite set of positive real numbers. We present a sum-division estimate:
vertical bar A A vertical bar(2 vertical bar)A/A vertical bar >= vertical bar A vertical bar >= vertical bar A vertical bar(4)/4.

• 出版日期2010-1
• 单位上海交通大学