Дослiджується функцiя Грiна задачi Кошi для псевдодиференцiального рiвняння  (ПДР) з негладким символом i фрактального рiвняння порядку $α ∈ (1,2)$ , яка використовується для встановлення коректностi цiєї задачi в просторах Дiнi.

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