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等号的由来_百度文库

等号的由来等号“=”的产生比“+”和“-”晚大约一百年,距今四百多年.英国学 者利科尔德,觉得用两条平行而相等的直线来表示两数相等是再合适不过的 了.等号“...
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等号的由来-维普期刊 中文期刊服务平台

维普期中文期刊服务平台,由维普资讯有限公司出品,通过对国内出版发行的14000余种科技期刊、5600万篇期刊全文进行内容分析和引文分析,为专业用户提供一站式文献服务:...
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等号的由来 - 豆丁网

2016年3月28日 - 文档热度: 文档分类: 论文 -- 期刊/会议论文文档标签: 等号的由来系统标签: 等号 由来 isaequalleto 数学家 童义清 洪朝福更多>> 相关文档 ...

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等号的由来_文档库

提供等号的由来的内容摘要:等号的由来等号“=”的产生比“+”和“-”晚大约一百年,距今四百多年.英国学者利科尔德,觉得用两条平行而相等的直线来表示两数相等是...
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等号有关的那些事儿——谈谈等号的由来、含义及其扩展..._维普网

2020年1月29日 - 等号,可算得上数学中最普通的符号了,四则运算、解方程、列方程解应用题、等式变形等各类数学活动中都离不了它。真可谓:凡有数学的地方,就有等号的身影...
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数学文化:加号、减号和等号的由来 - 豆丁网

2012年11月1日 - 符号的由来运算符号并不是随着运算的产生而立 即出现的。如中国至少在商代(约三千...等号“=”的产生比“+”和“-”晚 大约一百年,距今四百多年。英国...

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