1079

Events

• Persian astronomer, Omar Khayyám, computed the length of the year as 365.24219858156 days which has been the most accurate calculation of old times. Khayyam also, in Treatise on Demonstrations of Problems in Algebra, produced a complete classification of cubic equations and their geometric solutions.
• Murder of Saint Stanislaus of Szczepanów (pol. Stanisław ze Szczepanowa) by Polish King Bolesław II the Bold
• Halsten and Ingold I succeed Haakon the Red in Sweden.
• Ladislaus Herman succeeds Boleslaus II in Poland.
• William I of England establishes the New Forest.
• Constance of Burgundy founds a monastery in Burgos.
• Abbess Hildegard of Bingen makes the first surviving reference to the use of hops in brewing. (or 1067? — Hildegard of Bingen/Rupertsberg lived 1098–1179. The reference attributed to her cannot be 1067.)

Births

• August 8 — Emperor Horikawa of Japan (d. 1107)
• Peter Abelard, French scholastic philosopher (d. 1142)

Deaths

• April 11 — Stanislaus of Szczepanów, bishop of Krakówaf:1079

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