En conclusion, nous proposons d'écrire les définitions suivantes pour le facteur d'intensité de contraintes relatifs aux entaille en V : (a) pour une entaille aiguë, \tt > 0 et p = Q, ri t v ) = lim ,
(s = I àn ) lessommetsdecepolygonequi sontlesimagesdes pointsa " ( s= I àn ) sur I'axe z1 du Plandes w- RF'F'F'RF'NC ,
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