Home›1303 books›Jade Mirror of the Four Unknowns🌐EnglishEnglishFrançaisPortuguêsTürkçe中文日本語EntityQ14566684· pop 6· linked from 85 articlesJade Mirror of the Four UnknownsAlso known as Siyuan yujian, Siyuan Yujian, Si yuan yu jianstudy of mathematics and algebra in ancient China, compiled by Zhu, Shijie in 1303Wikidata factsShow 3 more factspublication date1303-00-00title四元玉鑑volume3Sources (3)newton.com.twwikidata.orgnewton.com.twvia Wikidata · CC0Available in 5 languagesFrançais中文PortuguêsSerbianvia Wikidata sitelinks · CC0ConnectionsInternational Standard Book NumberEntityYuan dynastyEntityCategories1303 booksChinese mathematics textsCleanup tagged articles with a reason field from June 2025Mathematics books