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On the characterization of p-adic Colombeau-Egorov generalized functions by their point values

机译:用点值表征p-adic Colombeau-Egorov广义函数

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We show that contrary to recent papers by S. Albeverio, A. Yu. Khrennikov and V. Shelkovich, point values do not determine elements of the so-called p-adic Colombeau-Egorov algebra G((Q{sub}p){sup}n) uniquely. We further show in a more general way that for an Egorov algebra G(M,R) of generalized functions on a locally compact ultrametric space (M,d) taking values in a nontrivial ring, a point value characterization holds if and only if (M,d) is discrete. Finally, following an idea due to M. Kunzinger and M. Oberguggenberger, a generalized point value characterization of G(M,R) is given. Elements of G((Q{sub}p){sup}n) are constructed which differ from the p-adic δ-distribution considered as an element of G((Q{sub}p){sup}n), yet coincide on point values with the latter.
机译:我们证明这与S. Albeverio,A. Yu的最新论文相反。 Khrennikov和V. Shelkovich指出,点值并不能唯一地确定所谓的p-adic Colombeau-Egorov代数G((Q {sub} p){sup} n)的元素。我们进一步以更一般的方式证明,对于在非紧实环中取值的局部紧致超度量空间(M,d)上的广义函数的Egorov代数G(M,R),当且仅当( M,d)是离散的。最后,遵循M. Kunzinger和M. Oberguggenberger提出的想法,给出了G(M,R)的广义点值表征。构造了G((Q {sub} p){sup} n)的元素,该元素与被视为G((Q {sub} p){sup} n)的元素的p-adicδ分布不同,但重合点值与后者。

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