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Information × Registration Number 0206U000559, 0101U000046 , R & D reports Title Approximative characteristics of functional classes. popup.stage_title Head Stepanets Alexander Ivanovich, Registration Date 31-01-2006 Organization Institute of mathematics NAS of Ukraine popup.description2 Estimates are obtained of some widths and important approximative characteristics of classes of functions of one and several variables Product Description popup.authors popup.nrat_date 2020-04-02 Close