| Chinese Text Project | |
| Simplified Chinese version |
| Show statistics Edit searchSearch details: |
|---|
| Scope: Hai Dao Suan Jing Request type: Paragraph |
| Condition 1: Contains text "今有登山臨邑邑在山南" Matched:1. |
| Total 1 paragraphs. Page 1 of 1. |
《海岛算经 - Hai Dao Suan Jing》 | [Three Kingdoms] 263 | Books referencing 《海岛算经》 Related resources |
| 9 | 海岛算经: | 今有登山临邑，邑在山南。偃矩山上，令句高三尺五寸。令句端与邑东南隅及东北隅参相直。从句端遥望东北隅，入下股一丈二尺。又施横句于入股之会，从立句端望西北隅，入横句五尺。望东南隅，入下股一丈八尺。又设重矩于上，令矩间相去四丈。更从立句端望东南隅，入上股一丈七尺五寸。问邑广长各几何？ |
| 答曰：南北长一里一百步；东西广一里三十三步、少半步。 | ||
| 术曰：以句高乘东南隅入下股，如上股而一，所得减句高，馀为法；以东北隅下股减东南隅下股，馀以乘矩间为实。实如法而一，得邑南北长也。求邑广：以入横句乘矩间为实。实如法而一，即得邑东西广。 |
| Total 1 paragraphs. Page 1 of 1. |
|---|