Template:Selected anniversaries/March 4
From Gnomon Chronicles
928: Astronomer Abd al-Rahman al-Sufi uses Gnomon algorithm to solve crimes against mathematical constants.
925: New class of Crimes against mathematical constants targets astronomers.
928: Astronomer Abd al-Rahman al-Sufi uses Gnomon algorithm to solve crimes against mathematical constants.
925: New class of Crimes against mathematical constants targets astronomers.