Euclides 歐幾里得
,
Ji he yuan ben 幾何原本
,
1966
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幾何原本 卷一
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<
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<
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線上。</
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<
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">丁丙己戊之大於
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丁丙辛庚較。</
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<
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">餘一辛庚戊己也。</
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">則甲大於乙。</
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<
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">亦辛庚戊己也。</
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<
lb
/>
乙
<
lb
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己辛丙丁庚戊</
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