賈平,金瑾
(1.貴州工程應(yīng)用技術(shù)學(xué)院,a.理學(xué)院,b.畢節(jié)循環(huán)經(jīng)濟(jì)研究院,貴州 畢節(jié) 551700)
絕對(duì)連續(xù)函數(shù)性質(zhì)的研究
賈平1a,金瑾1b
(1.貴州工程應(yīng)用技術(shù)學(xué)院,a.理學(xué)院,b.畢節(jié)循環(huán)經(jīng)濟(jì)研究院,貴州 畢節(jié) 551700)
絕對(duì)連續(xù)函數(shù)是實(shí)變函數(shù)中一個(gè)重要的知識(shí)點(diǎn),在絕對(duì)連續(xù)函數(shù)性質(zhì)證明和應(yīng)用中,經(jīng)常利用到積分、一致連續(xù)性和絕對(duì)連續(xù)性等知識(shí)。以絕對(duì)連續(xù)函數(shù)的定義、基本定理為研究的基礎(chǔ),對(duì)絕對(duì)連續(xù)函數(shù)的復(fù)合運(yùn)算、絕對(duì)連續(xù)函數(shù)積分的分部積分和換元公式等性質(zhì)進(jìn)行研究。
一致連續(xù);絕對(duì)連續(xù);有界變差函數(shù);可積
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A Study on the Propertiesof Absolutely Continuous Functions
JIA Ping1a,JIN Jin2b
(1a.SchoolofScience,Guizhou University of Engineering Science,Bijie,Guizhou551700,China;2b.Bijie Recycling Economy Research Institute,Guizhou University of Engineering Science,Bijie, Guizhou551700,China)
Absolutely continuous function is one of the important knowledge points in real variable function,and it is often used in the proof and application of absolutely continuous function,such as integral,uniform continuity and absolutely continuity.In this article,we have to absolutely continuous function defined, the fundamental theorem for basic research on properties of absolutely continuous functions of omplex operations,absolutelyly continuous function integral subsection integration and change element formula etc.research.
Uniformly Continuous;Absolutely Continuity;Boundedvariation Function;Integrable
B84
A
2096-0239(2016)06-0134-05
(責(zé)編:任秀秀 責(zé)校:明茂修)
2016-08-11
貴州省教育廳自然科學(xué)重點(diǎn)項(xiàng)目“微分方程解的增長(zhǎng)性理論及應(yīng)用研究”,項(xiàng)目編號(hào):(2015)392。
賈平(1992-),男,貴州畢節(jié)人,貴州工程應(yīng)用技術(shù)學(xué)院理學(xué)院學(xué)生。研究方向:復(fù)分析。
金瑾(1962-),男(白族),貴州畢節(jié)人,貴州工程應(yīng)用技術(shù)學(xué)院教授。研究方向:復(fù)分析。