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《 算式略》[View] [Edit] [History]

1 法以三分之一展為 六分之二加六分之一得六分之三收為四分之二加四分之一得四分之 三為石磚木之高則瓦頂三丈六自必為四分之一以四倍三丈六得十四 丈四尺即塔高
2 今有長方營盤 南北一百八十丈東西一百二十丈四面濠溝與營盤同積求濠溝寬若 干   
3 聯芳
4 答曰三十丈
URN: ctp:ws971116

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