TY  - BOOK
AU  - Yosida, Kosaku
TI  - Functional analysis / 
SN  - 3540780335
U1  - 515.7 
PY  - 1979///
CY  - New Delhi
PB  - Narosa Publishing House
KW  - Mathematics
KW  - Analysis
KW  - Geometry
KW  - Sets
ER  -