On the function whose imaginary part on the unit circle changes its sign only twice
نویسندگان
چکیده
منابع مشابه
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ژورنال
عنوان ژورنال: Proceedings of the Japan Academy, Series A, Mathematical Sciences
سال: 1942
ISSN: 0386-2194
DOI: 10.3792/pia/1195573824