Famous Deaths
- Omar Khayyám, Persian mathematician (cubic equations), astronomer (Jalali calendar, basis of the Persian calendar), poet (quatrains), and philosopher, dies at 83
List of Years
About December 4, 1131
Calendar: Julian
Day of the Week: Friday
How Long Ago? 892 years, 7 months and 29 days
Leap Year: No
Star Sign: Sagittarius