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IO Islamic 461, ff 182v-189r
- Record Id:
- 040-002899877
- Hierarchy Root Ancestor Record Id:
- 032-002878694
- MDARK:
- ark:/81055/vdc_100024503414.0x000001
- LARK:
- SLARK:
- ark:/81055/vdc_100025776458.0x000004
- Format:
- ISAD(G)
- Reference (shelfmark):
- IO Islamic 461, ff 182v-189r
- Title:
-
Risālah fī ʿamal ḍilʿ al-musabba‘ al-mutasāwī al-aḍlā‘ fī al-dā‘irah رسالة في عمل ضلع المسبع المتساوي الأضلاع في الدائرة
Kūhī, Wayjan ibn Rustum كوهي، ويجن بن رستم
- Scope & Content:
-
Treatise on the construction of an equilateral heptagon within a circle by Abū Sahl Wayjan ibn Rustam al-Kūhī (أبو سهل ويجن بن رستم الكوهي also spelled al-Qūhī [القوهي]; fl. second half of the 10th century).
The text contains seven diagrams, which are collected on a fold out (f. 188r) at the end of the text.
Begins (f. 182v, lines 2-5):
أما أصحاب التعاليم فكلهم قائلون بفضل أرشميدس ويقدموه على غيره
من قدمائهم لما رأوا من استنباطاته الأشياء الحسنة البعيدة والأشكال
المستصعبة الغامضة من العلوم البرهانية النفيسة وذلك ظاهر من كتبه
الموجودة ...
Ends (f. 189r, lines 4-8):
... فكل واحد
من قوسي ا ب ب ج سبع محيط دائرة ا ب ج د فهذا كل واحد من خطي
ا ب ب ج ضلع المسبع المتساوي الأضلاع في دائرة ا ب ج د
ضلعي المسبع المتساوي الأضلاع وهو ا ب ب ج وذلك
ما أردنا أن نبين
- Collection Area:
- Oriental Manuscripts
- Project / Collection:
- India Office Library
Qatar Foundation Partnership Programme - Hierarchy Record Ids:
- 032-002878694
040-002899877 - Is part of:
- IO Islamic 461 : Seven treatises on mathematics, astronomy and statics
IO Islamic 461, ff 182v-189r : Risālah fī ʿamal ḍilʿ al-musabba‘ al-mutasāwī al-aḍlā‘ fī al-dā‘irah رسالة في عمل… - Hierarchy:
- 032-002878694[0004]/040-002899877
- Container:
- View / search within Archive / Collection: IO Islamic 461
- Record Type (Level):
- File
- Extent:
-
Ff. 182v-189r
- Digitised Content:
- https://www.qdl.qa/en/archive/81055/vdc_100025776458.0x000004
- Thumbnail:
-
- Languages:
- Arabic
- Scripts:
- Arabic
- Start Date:
- 1784
- End Date:
- 1784
- Date Range:
- 1198
- Calendar:
- Hijri qamari
- Era:
- AH
- Access:
-
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- User Conditions:
- Publications:
-
Study, edition and German translation:
- Samplonius, Yvonne, 'Die Konstruktion des regelmäßigen Siebenecks nach Abu Sahl al-Quhi Waijan ibn Rustam', Janus, 50.4 (1963) pp. 227-249.
Study:
- Sezgin, Fuat, Geschichte des arabischen Schrifttums, vol. 5 (Leiden: Brill, 1974) pp 314-21
- Berggren, Len, 'Kūhī: Abū Sahl Wījan ibn Rustam [Wustam] al-Kūhī [al-Qūhī]' in The Biographical Encyclopedia of Astronomers, Thomas Hockey et al., eds., (New York: Springer, 2007) pp. 659
- Material Type:
- Archives and Manuscripts
- Legal Status:
- Not Public Record(s)