LEADER 01253nam 2200277 450 001 000012956 005 20050718115500.0 010 $a3-540-13355-0 100 $a20030507d1984----km-y0itay0103----ba 101 0 $aeng 102 $aDE 200 1 $aAbsolute summability of Fourier series and orthogonal series$fYasuo Okuyama 210 $aBerlin [etc.]$cSpringer$d1984 215 $aVI, 117 p.$d25 cm. 225 2 $aLecture notes in mathematics$v1067 410 0$12001$aLecture notes in mathematics 606 $aSerie di Fourier 676 $a515.2433$v(21. ed.)$9Analisi di Fourier e analisi in serie di funzioni 691 $a42A20$9Fourier analysis in one variable. Convergence and absolute convergence of Fourier and trigonometric series 691 $a42A24$9Fourier analysis in one variable. Sommability and absolute sommability of Fourier and trigonometric series 691 $a42C15$9Nontrigonometric Fourier analysis. Series of general orthogonal functions, generalized Fourier expansions, nonorthogonal expansions 700 1$aOkuyama,$bYasuo$041190 801 0$aIT$bUniversità della Basilicata - B.I.A.$gRICA$2unimarc 912 $a000012956 996 $aAbsolute summability of Fourier series and orthogonal series$980927 997 $aUNIBAS