 Number Theory for Mathematical Contests by David Anthony Santos

By David Anthony Santos, printed as David A. Santos on the title page and David Anthony Santos on the copyright page. The title page dates this revision 31 October 2007; the copyright year is separately 2007. The University of Texas Rio Grande Valley faculty website hosts the archived author text.

Online text: faculty.utrgv.edu/eleftherios.gkioulekas/OGS/Santos/santos-number-theory.pdf

Cited passages: Title page and copyright page (PDF pp. 1–2); §8.3, Theorem 245 and proof, printed pp. 89–90 (PDF pp. 96–97); §8.3, Theorem 246 and proof, printed p. 90 (PDF p. 97).