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1)  The Generalization of Derivative's Concept
导数概念另说
2)  the Concept of Derivative
导数概念
1.
A Research on the Situation of Senior High School Students Cognition of the Concept of Derivative;
高中生导数概念认知状况的调查研究
3)  alternative conceptions
另类概念
1.
Since 1970 s, the research of alternative conceptions has become a fast development and impor-tant field in science education.
20世纪70年代以来,另类概念的研究一直是科学教育研究一个发展快速且重要的领域之一。
4)  lying concept
说谎概念
1.
The following are the results: (1) four-year-olds did much better than 3-year-olds in lying concept judgment, while there is no significant difference between the two age groups in moral judgment of lying; (2) children who could understand the lying concept correctly did much better in moral judgment of lying/truth-telling t.
结果表明:3岁和4岁幼儿在说谎和说真话概念的判断上年龄差异显著,在对说谎的道德评价上,年龄差异不显著;幼儿心理理论与说谎概念的相关显著,4岁组的心理理论与道德评价的相关显著。
5)  concept of novels
小说概念
1.
In Chinese novel history, the concept of novels from the Warring States to the Six Dynasties is only a quasi-style ,rather than a literary style or a mere style.
科学界定小说概念 ,应遵循四个原则 ,即叙事原则、虚构原则、形象原则和体制原则。
6)  conceptual navigation
概念导航
补充资料:delaVallée-Poussin导数


delaVallée-Poussin导数
de la VaDce - Poussin derivative

山hV团倪一P加石幽1.导数【de hVa肠纯一R版动l心由.dve;Ba服ny伙ella甲山即口.1,广义对称导数(罗nerali-欲互s脚四netric deriVa石ve) 由Ch.J.de h vall能一Poussin(【11)定义的一种导数.设r为偶数,并设存在占>O使对满足}t}<占的一切t,有 合{f(x。+‘,+f(x。一艺,,- 一刀。+冬:,口2+…+弄。r且+:(:):r,(*) 2一r名r!一rr‘、一,一,其中声:,…,戊为常数,下(t)~o(当t~O)且下(o)=0.数尽”f(r)(x0)称为函数f在点x。的:阶dehvallee-Poussin导数或;阶对称导数. 奇阶r的dehV么11阮一Po璐in导数可类似定义,只要把方程(*)代之为 冬仃(、+‘)一了(、一:)}- 2 一。。1十冬‘,。、十…十共:r坟十:(:):: 3!一厂Jr!一r”‘、一z一’ deh从山阮一Poussin导数左,帆)与R~nn二阶导数相同,后者常称为 Sch认么反导数.若关r)闻存在,则几一2)闻(r)2)也存在,但f(r一l)(x0)未必存在.若存在有限的通常双边导数f(r)帆),则人r)帆)二f‘r)(x0).例如,对函数f(x)二sgnx,f(川(0)=0,k=1,2,‘二,但左*+1)(。)(k=0,1,…不存在.若de h vall由一Po.in导数人。)(x0)存在,则由f的Fo~级数逐项微分r次所得级数S‘r)(f)在x。对于“>r是(C,的可和的,其和为寿)帆)([2〕)(见C威的求和法(。滋ms~·tion methods)).
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