Follow us on Facebook to receive important updates Follow us on Twitter to receive important updates Follow us on sina.com's microblogging site to receive important updates Follow us on Douban to receive important updates
Chinese Text Project
Show statistics Edit searchSearch details:
Scope: 商功 Request type: Paragraph
Condition 1: Contains text "所得倍之減上廣餘即下廣" Matched:1.
Total 1 paragraphs. Page 1 of 1.

商功

Books referencing 《商功》 Library Resources
27 商功:
今有穿地,袤一丈六尺,深一丈,上廣六尺,為垣積五百七十六尺。問穿地下廣幾何?
答曰:三尺、五分尺之三。
術曰:置垣積尺,四之為實。以深、袤相乘,又三之,為法。所得倍之,減上廣,餘即下廣

Total 1 paragraphs. Page 1 of 1.