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IO Islamic 461, ff 189v-191r
- Record Id:
- 040-002899878
- Hierarchy Root Ancestor Record Id:
- 032-002878694
- MDARK:
- ark:/81055/vdc_100024503415.0x000001
- LARK:
- SLARK:
- ark:/81055/vdc_100025776458.0x000005
- Format:
- ISAD(G)
- Reference (shelfmark):
- IO Islamic 461, ff 189v-191r
- Title:
-
Ṭarīq fī istikhrāj khaṭṭayn bayna khaṭṭayn wa-tatawālá ‘alá nisbah طريق في استخراج خطّين بين خطّين وتتوالى على نسبة
Kūhī, Wayjan ibn Rustum كوهي، ويجن بن رستم
- Scope & Content:
-
Short geometrical treatise 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 one diagram, which is presented on a fold out (f. 190r).
Contents:
Begins (f. 189v, lines 2-):
نجعل الخطين ا ب ب ج ولتحيطا بزاوية ب ونتمم سطح ب د المتوازي الأضلاع
ونعمل عليه دائرة ا ب ج ونعمل على نقطة ب قطعًا زائدًا لا يلقى خطي
ا د د ج ...
Ends (f. 191r, lines 7-9):
... فقد تبين أن نسبة ب ج إلى ه د
كنسبة ه د إلى ه ط وكنسبة ه ط إلى ا ب وذلك
ما أردنا أن نبين
- Collection Area:
- Oriental Manuscripts
- Project / Collection:
- India Office Library
Qatar Foundation Partnership Programme - Hierarchy Record Ids:
- 032-002878694
040-002899878 - Is part of:
- IO Islamic 461 : Seven treatises on mathematics, astronomy and statics
IO Islamic 461, ff 189v-191r : Ṭarīq fī istikhrāj khaṭṭayn bayna khaṭṭayn wa-tatawālá ‘alá nisbah طريق في… - Hierarchy:
- 032-002878694[0005]/040-002899878
- Container:
- View / search within Archive / Collection: IO Islamic 461
- Record Type (Level):
- File
- Extent:
-
Ff. 189v-191r
- Digitised Content:
- https://www.qdl.qa/en/archive/81055/vdc_100025776458.0x000005
- 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:
-
Studies:
- Sezgin, Fuat, Geschichte des arabischen Schrifttums, vol. 5 (Leiden: Brill, 1974). pp 318
- 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)