Yahi, Rachid2018-03-182018-03-182016-10-31http://dspace.univ-msila.dz:8080//xmlui/handle/123456789/3678Many classes of linears operator ideals for example the p-summingenArens Eells space, Lipschitz mapping. Lipschitz operator ideal, Lipschitz absolutely p-summing operators, strongly Lipschitz p-summing,-absolutely Lipschitz, Pietsh factorization theorem, Approximation property, Banach function spaces, factorization off operators ,multiplication operators.Thesis