函数的定义域与值域“相似”问题初探

Publisher: 国家哲学社会科学学术期刊数据库

E-ISSN: 1002-4123|volume|6|39-41

ISSN: 1002-4123

Source: 中学数学教学, Vol.volume, Iss.6, 2017-01, pp. : 39-41

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Abstract