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[资源]
数学符号英文读法和诠释
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例如： = equal to ≡ identically equal to ≠ not equal to ≈ approximately equal to ∼ of same order as (used in comparisons of infinitesimals or infinites) < less than; “a less than b” is written as a < b (or, equivalently, b > a) ≤ less than or equal to; a less than or equal to b is written as a ≤ b ..................................................... ..................................................... 点击完全版的PDF文件： http://ishare.iask.sina.com.cn/cgi-bin/fileid.cgi?fileid=4119244 [ Last edited by 2007mky on 2009-6-15 at 19:47 ] |
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