TY  - BOOK
AU  - Halmos, Paul R
TI  - Introduction to Hilbert space : and the theory of special multiplicity 
U1  - 515.733 
PY  - 1951///
CY  - New York 
PB  - Chelsea publishing company 
KW  - Spectral Theory
KW  - Mathematics
KW  - Hilbert Space
ER  -