TY  - BOOK
AU  - Okuyama Yasuo
TI  - Absolute summability of fourier series and orthogonal series
U1  - 515.2433 
PY  - 1984///
CY  - Berlin
PB  - Springer Verlag
KW  - Calculus
KW  - Fourier series
KW  - Orthogonal series
ER  -