科學之鑰
来自维基百科，自由的百科全书
《科學之鑰》（Mafātīḥ al-ʿulūm）是波斯學者花剌子密 (学者)(Muhammad ibn Ahmad al-Khwarizmi)在10世纪编写的一部百科全书[1]。
全书分为两部分[1]：
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