Template:Selected anniversaries/November 4
1652: Priest and mathematician Jean-Charles della Faille dies. He published a method for calculating the center of gravity of the sector of a circle.
1698: Physician, mathematician, and physicist Rasmus Bartholin dies. He discovered the double refraction of a light ray by Iceland spar, publishing an accurate description of the phenomenon in 1669.
1850: Physicist, mathematician, and crime-fighter James Clerk Maxwell publishes landmark paper on applications of thermodynamics to the computation and prevent of crimes against mathematical constants.
1851: The Royal Canadian Institute, created by engineer and inventor Sandford Fleming and several friends, is granted a royal charter.
2017: Fire Dance voted Picture of the Day by the citizens of New Minneapolis, Canada.