Index

Z

Z (set of integers), 1070

Z_n (equivalence classes modulo n), 851

(elements of multiplicative group modulo n), 864

(nonzero elements of ), 889

zero matrix, 726

zero of a polynomial modulo a prime, 872 ex.

0-1 integer-programming problem, 1017 ex., 1041

0-1 knapsack problem, 382, 384 ex.

zero-one principle, 709-712, 716-717 ex.