Для формальних рядiв Фур’є $2π$-перiодичних гiперфункцiй та ультрарозподiлiв, пiдсумованих методами типу Гаусса-Вейєрштрасса, встановлено властивiсть локалiзацiї (аналог принципу локалiзацiї Рiмана).

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