Abraham ibn Daud
Born on 1110
Died on 1180
Abraham ibn Daud;
(Hebrew: אברהם בן דוד; Arabic: ابراهيم بن داود) was a Spanish-Jewish astronomer, historian, and philosopher; born at Cordoba, Spain about 1110; died in Toledo, Spain, according to common report, a martyr about 1180. He is sometimes known by the abbreviation Rabad I or Ravad I. His mother belonged to a family famed for its learning.
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