Corrigés des exercices - Chapitre 4
Exercice 10.3. Soit f : X ? Y . Alors. (1) pour chaque A ? X, f?1 [f(A)] ? A. (2) pour chaque A ? X et B ? Y , f [A ? f?1(B)] = f(A) ? B.
moved 102844
moved 119666
moved 2134
moved 136333
moved 29744
moved 85958
moved 102844
moved 119666
moved 2134
moved 136333
moved 29744
moved 85958