@第{zbMATH05679388条，作者={Hardy，Michael and Woodgold，Catherine}，标题={质朴}，FJournal={数学智能}，日志={数学智能}，ISSN={0343-6993}，体积={31}，数字={4}，页码={44--52}，年份={2009}，语言={英语}，DOI＝{10.1007/s00283-009-9064-8}，关键词={11-03,11A41,97A30}，zbMATH={5679388}，Zbl={1196.11004}}