Money and Math Symbols 货币和数学符号
Listing 7 shows the macro definition to define math symbols using these functions.
清单7给出的宏定义使用这些函数定义了算术符号。
Both a mathematics article and a novel are telling a story and developing complex ideas, but a math article does the job with a tiny fraction of the words and symbols of those used in a novel.
数学论文和小说都是讲述一个故事以展显复杂的思想，但是数学论文只用小说词语和符号的一小部分数量就完成这件事。
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