B. Pour and . On-utilise-la-formule, 8) et on remarque que t N 0 F j (t) = ?N t N 0 +j?N ?1 P(t ?N ) + jt

. Dont-on-déduit-facilement, + j ? N ? 1 ? 0 et du fait que N 0 ? 1 + j ? N, que leurs valeurs absolues sont majorées respectivement par (N + j) sup [0,1] |P(x)| et, ] |P(x)| ce qui termine la démonstration, p.122

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