送交者: PoohHunny2 于 2009-09-21, 12:04:21:

回答: Only those kids don't know computer use M$ word for math notation. 由 steven 于 2009-09-21, 11:53:00:

• TeX/LaTeX were created long before the existence of M$ word - steven (315 bytes) 2009-09-21, 13:28:52 (366622)

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