File:EB1911 Probability - two convex boundaries.jpg

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EB1911_Probability_-_two_convex_boundaries.jpg ‎(266 × 256 pixels, file size: 13 KB, MIME type: image/jpeg)

Description
English: Let there be any two convex boundaries so related that a tangent at any point V to the inner cuts off a constant segment S from the outer (e.g. two concentric similar ellipses); let the annular area between them be called A; from a point X taken at random on this annulus draw tangents XA, XB to the inner.
Date published 1911
Source “Probability,” Encyclopædia Britannica (11th ed.), v. 22, 1911, p. 388, fig. 5.
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, 1929. As such, this image is in the public domain in the United States.

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current17:15, 6 February 2018Thumbnail for version as of 17:15, 6 February 2018266 × 256 (13 KB)Bob Burkhardt{{Information |Description ={{en|1=Let there be any two convex boundaries so related that a tangent at any point V to the inner cuts off a constant segment S from the outer (''e.g.'' two concentric similar ellipses); let the annular area between the...
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