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1079
__NOTOC__ Year 1079 (MLXXIX) was a common year starting on Tuesday (link will display the full calendar) of the Julian calendar. == Events ==
* Persian astronomer, Omar Khayyám, computed the length of the year to be exactly 365.24219858156 days, the most accurate calculation of his time. 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 * Upon the death of Håkan the Red, Halsten returns as king of Sweden, jointly with his brother Inge the Elder. * Ladislaus Herman succeeds Boleslaus II in Poland. * William I of England establishes the New Forest. * Constance of Burgundy founds a monastery in Burgos.
抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「1079」の詳細全文を読む
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