Régularité de processus de sauts dégénérés. II. (Regularity of degenerate jump processes. II) (Q1118908)

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scientific article; zbMATH DE number 4096524
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Régularité de processus de sauts dégénérés. II. (Regularity of degenerate jump processes. II)
scientific article; zbMATH DE number 4096524

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    Régularité de processus de sauts dégénérés. II. (Regularity of degenerate jump processes. II) (English)
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    1988
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    [For part I see ibid. 21, 125-146 (1985; Zbl 0567.60056)]. We generalize the Hörmander's theorem for jump processes and find interactions between degenerate Lévy measures or interactions in the Lévy measure itself, such the law of the processes has got a density.
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    Hörmander's theorem
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    degenerate Lévy measures
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