Ibn al-Banna' al-Marrakushi

Ibn al-Bannāʾ al-Marrākushī (Larabci: ابن البناء المراكشي), cikakken suna: Abu'l-Abbas Ahmad ibn Muhammad ibn Muhammad ibn Uthman al-Azdi al-Marrakushi (Larabci: أبو العباس أحمد بن محمد بن محمد بن محمد) 1256 – 31 ga Yuli 1321), Balarabe ne [1] [2] polymath wanda yayi aiki a matsayin masanin lissafi, masanin falaki, malamin Islama, Sufi da falaki.[1][1]

 Tarihin rayuwa 
An haifi Ahmad ibn Muhammad ibn Uthman a yankin Qa'at Ibn Nahid na Marrakesh a ranar 29 ko 30 ga Disamba 1256.   nisba al-Marrakushi yana da alaƙa da haihuwarsa da mutuwarsa a garinsu Marrakesh . Mahaifinsa masanin mason ne saboda haka kunya Ibn al-Banna' (lit. ɗan masanin). 

Ibn al-Banna' ya yi nazarin batutuwa daban-daban a ƙarƙashin akalla masanan 17: Alkur'ani a ƙarƙashin Muhammad ibn al-bashir na Qari's da shaykh al-Ahdab . 'ilm al-ḥadīth a karkashin qadi al-Jama'a (babban alƙali) na Fez drechAbu al-Hajjaj Yusuf ibn Ahmad ibn Hakam al-Tujibi, Abu Yusuf Ya'qub ibn Abd al-Rahman al-Jazuli da Abu abd allah ibn. Fiqh da Usul al-Fiqh a karkashin Abu Imran Musa ibn Abi Ali az-Zanati al-Marrakushi da Abu al-Hasan Muhammad ibn Abd al-Rahman al-Maghili wadanda suka yi masa al-Juwayni's Kitab al-Irsahd. Ya kuma yi nazarin harshe na Larabci a karkashin Abu Ishaq Ibrahim ibn Abd as-Salam as-Sanhaji da Muhammad ibn Ali ibn Yahya as-sharif al-marrakushi wanda kuma ya yi masa ba'a da Euclid's Elements . ʿArūḍ da ʿilm al-farāʾiḍ a ƙarƙashin Abu Bakr Muhammad ibn Idris ibn Malik al-Quda'i al-Qallusi . Arithmetic a karkashin Muhammad ibn Ali, wanda aka fi sani da Ibn Ḥajala . Ibn al-Banna' ya kuma yi karatun ilimin taurari a karkashin Abu 'Abdallah Muhammad ibn Makhluf as-Sijilmassi . Ya kuma yi karatun magani a karkashin al-Mirrīkh .  

An san shi da haɗa kansa da wanda ya kafa Hazmiriyya zawiya da kuma sufi saint na Aghmat, Abu Zayd Abd al-Rahman al-Hazmiri, wanda ya jagoranci kwarewarsa ta lissafi zuwa ga tsinkaya ta duba.

Ibn al-Banna' ya koyar da darussan a Marrakesh kuma wasu daga cikin ɗalibansa sune: Abd al-Aziz ibn Ali al-Hawari al-Misrati (ya mutu a shekara ta 1344), Abd al-Rahman ibn Sulayman al-Laja'i (ya mutu 1369) da Muhammad ibn Ali ibn Ibrahim al-Abli (ya mutu 1356). 

Ya mutu a Marrakesh a ranar 31 ga Yuli 1321. 

 Ayyuka 
Ibn al-Banna' ya rubuta ayyukan sama da 100 da suka hada da batutuwa daban-daban kamar Astronomy, Astrology, rarraba gado, Linguistics, Logic, Mathematics, Meteorology, Rhetoric, Tafsir, Usūl al-Dīn da Usul al-Fiqh. Ɗaya daga cikin ayyukansa, wanda ake kira Talkhīṣ ʿamal al-ḥisāb (Arabic) (Summary of arithmetical operations), ya haɗa da batutuwa kamar fractions da jimlar murabba'i da cubes. Wani, wanda ake kira Tanbīh al-Albāb,  ya rufe batutuwa da suka shafi:

 lissafi game da faduwar matakan tashar ban ruwa,
 Bayani na lissafi game da dokokin Musulmi na gado
 ƙaddamar da sa'a na addu'ar Asr,
 Bayani game da zamba da ke da alaƙa da kayan aunawa,
 lissafin addu'o'in da aka jinkirta wanda dole ne a faɗi a cikin takamaiman tsari, da
 lissafin harajin shari'a a cikin yanayin jinkirin biyan

Ya kuma rubuta gabatarwa ga Euclid's Elements . 

Ya kuma rubuta Rafʿ al-Ḥijāb 'an Wujuh A'mal al-Hisab (Tashi da Veil daga Fuskokin Ayyuka na Ƙididdiga) wanda ya rufe batutuwa kamar lissafin Tushen murabba'i na lamba da ka'idar ci gaba mai sauƙi.

 Dubi kuma 

 Ibn Ghazi al-Miknasi

 Manazarta 

 Tushen