TY  - BOOK
AU  - Zygmund,Antoni
TI  - Trigonometrical series
U1  - 517.21 
PY  - 1955///
CY  - U. S. A.
PB  - Dover
KW  - Fourier series
KW  - Trigonometrical functions
KW  - Mathematics
N1  - Includes index; Bibliography p. 321-329 p
ER  -