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莱布尼茨说过:“符号的巧妙和符号的艺术,是人们绝妙的助手,因为它们使思考工作得到节约。在这里它以惊人的形式节省了思维。”罗巴切夫斯基说过:“数学符号的语言更加完善、准确明了地提供了把一些概念传达给别人的方法。利用符号,数学上的每一个论断和它所描述的东西就可以更快地被别人所了解。”可以说,没有符号,就没有现代数学。《数学课程标准(2011年版)》提出:“符号意识
Leibniz has said: ”The ingenuity and symbolic art of symbols are wonderful helpers for people because they save thinking and work, and in this it saves in a surprising form.“ ” Said: “The language of mathematical symbols is more perfect, accurate and provides a way to convey some concepts to others, each of which can be more quickly understood by symbols, maths, and what it describes . ”It can be said that without symbols, there is no modern math. “Mathematical Curriculum Standard (2011 Edition)” put forward: "Symbol Consciousness