Apr 21, 2009 - Sale 2176

Sale 2176 - Lot 153

Price Realized: $ 1,440
?Final Price Realized includes Buyer’s Premium added to Hammer Price
Estimate: $ 1,500 - $ 2,500
LEGENDRE, ADRIEN-MARIE. Essai sur la Théorie des Nombres. xxiv, 472, [56] pages, including half-title and errata leaf. 4to, 262x206 mm, contemporary 1/4 sheep with leather lettering piece, spine rubbed, chipped at top, joints partly cracked, cover edges and corners worn through; scattered marginal spotting. wide-margined copy. Paris: (Crapelet for) Duprat, An VI [1798]
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first edition. "Legendre''s Essai contains an improved exposition of his law of the reciprocity of quadratic residues, his principal contribution to number theory, which he first demonstrated imperfectly in his ''Recherches d''analyse indéterminée'' (1785). In 1801 [see lot 148], Gauss claimed priority for the discovery of this law, for which he had provided the first rigorous demonstration"--Norman 1325.