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f. dubois - Laboratoire de Mathématiques et de leurs Applications ...

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Intro Racines carrées Collocation mixte Tests numériques Joulin Chaleur Couplage Couplage simplifié<br />

On reprend le problème autrement<br />

• The l<strong>et</strong>ter β, 0 < β < 1, is a real number,<br />

Γ(•) is the classical Euler function.<br />

• Fractional differential operator Dβ (•) :<br />

(D β t 1 du dθ<br />

u)(t) ≡<br />

. (9)<br />

Γ(1 − β) 0 dθ 1−β<br />

(t − θ)<br />

• Fractional ordinary differential equation of or<strong>de</strong>r β :<br />

D β (u − u0) = Φ (u (t),t) , t > 0<br />

u − u0 = 0, t ≤ 0.<br />

(10)

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