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模糊内积空间的一些性质
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作者 富辉 郭双冰 《宁夏大学学报(自然科学版)》 CAS 1995年第1期74-77,共4页
文章给出了模糊内积空间中垂直的定义,介绍了正规正交基,然后利用它讨论了模糊内积空间的一些性质,并证明了勾股定理。
关键词 模糊实数 模糊内积空间 模糊垂直
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Strategic Research on Vertical Industry B2B E-commerce
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作者 Liu Luying 《International Journal of Technology Management》 2013年第1期56-60,共5页
The strategic researches about vertical industry B2B E-commerce company are insufficient. The existing e-commerce strategic researches have many problems in practical application. Based on AHP and fuzzy evaluation, th... The strategic researches about vertical industry B2B E-commerce company are insufficient. The existing e-commerce strategic researches have many problems in practical application. Based on AHP and fuzzy evaluation, the paper studies strategic programming evaluation of vertical industry B2B E-commerce, establishes strategic ambiguity evaluation model of vertical industry B2B e-commerce company, selects the best strategic program from the altennative strategic programs, and makes empirical analysis. Lastly, based on summarizing the thesis, the paper proposes suggestions and prospection for the study in the future. 展开更多
关键词 E-COMMERCE strategic management key factor model fuzzy comprehensive evaluation method
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