TY  - BOOK
AU  - Rudoffer, Stephen
AU  - Baker, I N
TI  - Mathematics observed
U1  - 51 
PY  - 1967///
CY  - London
PB  - Hans Freudenthal
KW  - Mathematics
KW  - Number theory
KW  - Set theory
KW  - Group theory
KW  - Mathematical sciences
KW  - Pure mathematics
KW  - Modern mathematics
KW  - Arithmetic & algebra
ER  -