TY  - GEN
AU  - Livio Mario
TI  - The equation that couldn’t be solved: how mathematical genius discovered the language of symmetry 
SN  -  0285637436
AV  - QA174.2 
PY  - 2005///
CY  - New York : 
PB  - Simon & Schuster
KW  - Group theory
KW  - History
KW  - Galois theory
ER  -