TY  - BOOK
AU  - Thorpe, John A.
TI  - Elementary topics in differential geometry
T2  - Undergraduate texts in mathematics
SN  - 8181281446
U1  - 516.36 
PY  - 1979///
CY  - New York: 
PB  - Springer Verlag, 
KW  - Geodesics
KW  - Math
KW  - Tangent space
KW  - Vector field
ER  -