拉格朗日方程的适用条件
Publisher: 国家哲学社会科学学术期刊数据库
E-ISSN: 1672-3465|33|2|67-68
ISSN: 1672-3465
Source: 焦作师范高等专科学校学报, Vol.33, Iss.2, 2017-01, pp. : 67-68
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Abstract