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Terms for subject Mathematics containing challenging | all forms | exact matches only
EnglishRussian
a challenging questionтрудный вопрос
a challenging taskтрудная задача
the finding of an effective method for bounding this norm remains a challenging open problemотыскание эффективного метода
the finding of an effective method for bounding this norm remains a challenging open problemостаётся открытой проблемой

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