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E-Convex Sets, E-Convex Functions and Semi-E-Convex Functions
HUANG Ying-quan , ZHAO Ke-quan . E-Convex Sets, E-Convex Functions and Semi-E-Convex Functions[J]. Journal of Hebei University(Natural Science Edition), 2005 , 25(1) : 13 -15 . DOI: 10.3969/j.issn.1000-1565.2005.01.004
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