Straight from the book - Andreescu, Titu, 1956-; Dospinescu, Gabriel (Plano, Tex. : XYZ Press, 2012)
Some useful substitutions -- Always Cauchy-Schwarz... -- Loot at the exponent -- Primes and squares -- T2's lemma -- Some classical problems in extremal graph theory -- Complex combinatorics -- Formal series revisited -- A little introduction to algebraic number theory -- Arithmetic properties of polynomials -- Lagrange interpolation formula -- Higher algebra in combinatorics.
Includes bibliography (p. 585-590)
Keywords: Mathematics -- Problems, exercises, etc; Mathematics; Problems, exercises, etc