“初等函数”及“分段函数”需重新定义  

The Definitions of the Elementary Function and the Partition Function Need Redefining

作　　者：郭洪林[1] 罗萍[1] 

机构地区：[1]河南工业职业技术学院,河南南阳473009

出　　处：《河南科技学院学报》2007年第4期102-103,共2页Journal of Henan Institute of Science and Technology(Natural Science Edition)

摘　　要：指出了初等函数和分段函数在数学实践中出现的矛盾现象及引起的概念混乱,希望数学界及数学教育界给出更明确、更恰切的定义。The contradictory phenomenon of the elementary function and partition function appearing in mathematics teaching caused the concept to be chaotic and the author hoped that the mathematics education circles could provide more appreciate and definite definitions.

关 键 词：初等函数 分段函数 连续 定义 

分 类 号：O172[理学—数学]