Cilt: 24 , 14.11.2012

Yıl: 1960

Diğer

 

1. Observations de la chromosphere solaire en 1957

 

4. Polarity for a quadric in an n -space

 

5. An axiomatic characterization of the reduced homology theory

 

6. Pitch of a rectilinear congruence

 

7. Hamiltonian algebras

 

8. Φ -congruences