11 3 (a) Donnée initiale ¯ u 0 . (b) Zone d'observation ?. (c) Coefficient exact. (d) Coefficient récupéré, p.13 ,
13 5 (a) Maillage. (b) Champ de déformations du cerveau soumisàsoumis`soumisà la gravité, p.15 ,
viscoplastique linéaire unidimensionnel avec ? la contrainte et ?, ? e , ? v et ? vp les déformations totale, ´ elastique, visqueuse et viscoplastique, respectivement, p.16 ,
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Déplacement initial ¯ u 0 (au centre) Zone d'observation ? en rouge (` a droite), p.84 ,
a l'itération 0 avec K 0 = 100, p.86 ,
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