Mathematics Umar Al-Khayyam (d. 1130) mathematician and poet of the ‘Rubaiyat,” advanced algebra extensively and developed a calendar more accurate than the Gregorian.
St. Maron Church of Philadelphia 10th & Ellsworth St - Philadelphia Events
39.9355948-75.1601981
This year, the Lebanese Summer Festival of St. Maron Church of Philadelphia will be on June 12, 13, 14, 2015. Mark your calendars and plan on joining us!
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