Category

880s births

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Conrad I of Germany

king of East Francia

10th-century Norwegian ruler

Lambert II of Spoleto

king of Italy, Holy Roman Emperor, and Duke of Spoleto and Camerino (880-898)

Louis the Blind

Holy Roman Emperor from 901 to 905

60th emperor of Japan

Rudolph II of Burgundy

King of Burgundy from 912 to 937

benedictine monk, second abbott of Cluny

King of Italy from 926 to 947

Vratislaus I, Duke of Bohemia

Duke of Bohemia

Abbasid vizier and calligrapher

Harthacnut I of Denmark

semi-legendary king of Denmark

Béatrice of Vermandois

French queen consort

Burchard II of Swabia

Abu 'l-Asakir Jaysh ibn Khumarawayh

Tulunid Emir of Egypt in 896

Eberhard of Franconia

Duke of Franconia

prince of NItra

Poppa of Bayeux

French mistress or wife of Viking conqueror Rollo

Sinan ibn Thabit

Islamic astronomer

Docibilis II of Gaeta

Atto of Vercelli

Vaṭeśvara ( ) (born c. 880), was a tenth-century Indian mathematician from Kashmir who presented several trigonometric identities. He was the author (at the age of 24) of the Vaṭeśvara-siddhānta, written in 904 AD, a treatise focusing on astronomy and applied mathematics.The work criticized Brahmagupta and defended Aryabhatta I. An edition of the first three chapters was published in 1962 by R. S. Sharma and Mukund Mishra. Al Biruni referred to the works by Vateswara, particularly the Karaṇasāra, noting that the author was the son of Mihdatta who belonged to Nagarapura (also referred to as Ana

Anglo-Saxon nobleman, son of Alfred the Great