An algebraic expression is one or more algebraic terms in a phrase 一个代数式是由一个或多个代数项构成的短语。
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It ' s only a phrase , not the whole sentence , so it doesn ' t include an equal sign 代数式只是短语，而非完整句子，因此它不包含等号。
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Here are some statements in english . just below each statement is its translation in algebra 这里有一些英语陈述句。每个陈述句的下一行就是它对应的代数式。
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For the diffusion on noncompact manifolds , algebraic convergence in l ^ 2 - sense is studied . some criteria for the convergence are presented 摘要考虑非紧流形上的扩散过程，得到了其l ^ 2代数式收敛的充要条件和必要条件。
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In some algebraic expressions , their denominators can be rationalized by multinomials as well as by determinants . besides , this method can be further promsfed 摘要某些代数式除能利用行列式对分母有理化外，还能利用多项式对分母有理化，并且其结论可作进一步的推广。
