Abu al-Wafa' Muhammad ibn Muhammad ibn Yahya ibn Ismail al-Buzjani

GPTKB entity

Statements (38)
Predicate Object
gptkbp:instanceOf gptkb:mathematician
astronomer
gptkbp:birthDate 940
gptkbp:birthPlace Buzhgan
gptkbp:contribution contributed to the theory of conic sections
developed methods for calculating sine tables
improved methods for solving equations
introduced the tangent function in trigonometry
made astronomical observations in Baghdad
studied the secant and cosecant functions
gptkbp:deathDate 998
gptkbp:deathPlace gptkb:Baghdad
gptkbp:era gptkb:Islamic_Golden_Age
gptkbp:field gptkb:astronomy
gptkb:mathematics
https://www.w3.org/2000/01/rdf-schema#label Abu al-Wafa' Muhammad ibn Muhammad ibn Yahya ibn Ismail al-Buzjani
gptkbp:influenced gptkb:Omar_Khayyam
gptkb:Al-Biruni
gptkbp:knownFor astronomical observations
trigonometry
secant function
tangent function
sine theorem
gptkbp:language gptkb:Arabic
gptkb:Persian
gptkbp:nationality gptkb:Persian
gptkbp:officeLocation gptkb:Baghdad
gptkbp:studentOf Abu Yahya al-Marwazi
Abu al-'Ala' ibn Karnib
gptkbp:teacherOf Al-Kuhi
gptkbp:wrote gptkb:Book_on_the_Construction_of_the_Astrolabe
gptkb:Kitab_al-Kamil
gptkb:Book_on_the_Use_of_the_Astrolabe
Book of What is Necessary from the Science of Arithmetic for Scribes and Businessmen
Book on the Knowledge of the Geometric Lines
Book on the Geometric Constructions Needed for the Artisan
gptkbp:bfsParent gptkb:Abu'l-Wafa
gptkbp:bfsLayer 8