File:EB1911 Probability - two convex boundaries with random line.jpg

Description
English: Let now IK be any position of the random line; drawing tangents at I, K, it is easy to see that it will cut the arc AB twice when X is in the space marked α, and once when X is in either space marked β.
Date published 1911
Source “Probability,” Encyclopædia Britannica (11th ed.), v. 22, 1911, p. 388, fig. 7.
Author Francis Ysidro Edgeworth
Permission
(Reusing this file)
Public domain This image comes from the 13th edition of the Encyclopædia Britannica or earlier. The copyrights for that book have expired in the United States because the book was first published in the US with the publication occurring before January 1, 1930. As such, this image is in the public domain in the United States.
Category:PD BritannicaCategory:Images from Encyclopædia Britannica
Category:Geometry diagrams
Category:Geometry diagrams Category:Images from Encyclopædia Britannica Category:PD Britannica