| 句股三角解 Gou gu san jiao jie 文 wen 王貞儀﹐字德卿 Wang Zhenyi, zi: Deqing 德風亭初集﹕十三卷(清王貞儀撰) De feng ting chu ji: 13 juan (by Wang Zhenyi, Qing dynasty) , pp. 7.1a,7.1b,7.2a,7.2b,7.3a,7.3b,7.4a,7.4b,7.5a,7.5b,7.6a,7.6b,7.7a. |
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| 句股三角解 Gou gu san jiao jie 文 wen 王貞儀﹐字德卿 Wang Zhenyi, zi: Deqing 德風亭初集﹕十三卷(清王貞儀撰) De feng ting chu ji: 13 juan (by Wang Zhenyi, Qing dynasty) , pp. 7.1a,7.1b,7.2a,7.2b,7.3a,7.3b,7.4a,7.4b,7.5a,7.5b,7.6a,7.6b,7.7a. |
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