TY  - BOOK
AU  - Niven, Ivan
AU  - 
TI  - Irrational numbers
U1  - 511.2 
PY  - 1967///
CY  - New Jersey
PB  - Mathematical assn. of America
KW  - Mathematics
KW  - Number theory
KW  - Set theory
KW  - Group theory
KW  - Matheatical sciences
KW  - Arithmetic
KW  - Numbers
KW  - theory of numbers
KW  - Algebra
N1  -  carus mathematical monograph, ed by Tibor Rado
ER  -