Proposition III.8
: Cauda pavonis, peacock's tail, queue de paon
Two not inapt terms are used in this edition to describe the figures of III. 7, 8,
the former of which is called the goose's foot (pes anseris),
the second
the peacock's tail (cauda pavonis).
They come from
Luca Paciuolo's edition of Euclid published in 1509
The Thirteen Books of Euclid's Elements
translated from the text of Heiberg
with introduction and commentary by Sir Thomas L. Heath,
Cambridge, University Press, 1926.
©
α
Σ