| 词条 | Al-Isfizari |
| 释义 |
He was a contemporary of Umar al-Khayyam and Abd al-Raḥmān al-Khāzinī. He main work is entitled Irshād dhawī al-cirfān ilā ṣinācat al-qaffān (Guiding the possessors of learning in the art of the steelyard), a relatively long text on the theory of the steelyard balance with unequal arms. His other surviving works include a summary of Euclid's Elements, a text on geometrical measurements, and a treatise on meteorology in Persian language. Al-Isfazārī's corpus of mechanics is composed of two sets of texts, which have been published in Matn al-Muẓaffar al-Isfazārī fī cilmay al-aṯqāl wa’l-ḥiyal by the Al-Furqan Islamic Heritage Foundation. References1. ^{{cite web|last1=Abattouy|first1=Mohammed|title=Isfizari|url=http://islamsci.mcgill.ca/RASI/BEA/Isfizari_BEA.htm|website=islamsci.mcgill.ca|accessdate=6 March 2017}}
12 : 11th-century Iranian people|12th-century Iranian people|11th-century mathematicians|12th-century mathematicians|Mathematicians of medieval Islam|Astronomers of medieval Islam|Year of birth missing|Medieval Persian astronomers|Medieval Persian mathematicians|People from Isfahan|People from Khorasan|Seljuq scholars |
| 随便看 |
|
开放百科全书收录14589846条英语、德语、日语等多语种百科知识，基本涵盖了大多数领域的百科知识，是一部内容自由、开放的电子版国际百科全书。