Guy,, Richard K. Unsolved problems in number theory / Richard K. Guy

Unsolved problems in number theory / Richard K. Guy . - 2nd ed . - New York : Springer-Verlag, cop. 1994 . - XVI, 285 p. 25 cm . - (Problem books in mathematics)(Unsolved problems in intuitive mathematics; 1)
0-387-94289-0 (Encadernado)

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