E799  Fragmenta commentationis cuiusdam maioris, de invenienda relatione enter latera triangulorum, quorum area rationaliter exprimi possit, et de triangulo in quo rectae ex singulis angulis latera opposita bisecantes sint rationales
(A fragment of a commentary, the most part on finding the relation between the sides of triangles of which the area is able to be expressed rationally, and of triangles in which the lines from each angle bisecting the opposite line are rationals)
Summary:
Euler discusses rational trigonometry.
Publication:

Originally published in Commentationes arithmeticae 2, 1849, p. 648651

Opera Omnia: Series 1, Volume 5, p. 366  370
 Reprinted in Opera postuma 1, 1862, p. 101104 [E799a].
Documents Available:
 Original publication: E799
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