## Vol 22, No 1 (1973)

### Revista Mexicana de Física.

#### Articles

 Non-invariance groups in physics and chemistry: The $O(f,2)$ algebra and the spherical harmonics in $f$ dimensions 1-14
 Azimuthal quantitation of angular momentum Jean-Marc Lévy-Leblond. 15-23
 Some applications of canonical transformations in Bargmann Hilbert space P. Kramer and D 25-44
 Point transformations in quantum mechanics Kurt Bernardo Wolf. 45-74
 Non-trivial solutions of the Hartree-Fock equations for a very-many-particle system---a survey--- Manuel de Llano. 75-95
 Basis functions of the nuclear three-body problem E. Chacón 97-113
 The pseudo atom: A distorted image of atomic systems O. Novaro, J. Pineda, and M. Berrondo 115-134
 The curvature correction in the nuclear mass formula M. Bauer and L 135-149
 Group theory of $\alpha$-cluster configurations T.H. Seligman 151-170
 Symmetry of Turing's morphogenetic equations Carl Wulfman and Tai-ichi Shibuya. 171-183
 Low-energy level-spacing distribution in the nuclear table J. Flores and P.A 185-198
 The brashinsket and its computation T.A. Brody 199-214
 On Hartree-Fock expectation values M. Synek and O 215-220