Metallization and superconductivity of BeH2 under high pressureMetallization and superconductivity of Be
H2 under high pressure
Stable structures of He and H2 O at high pressureStable structures of He and
H2 O at high pressure
Lie Algebras of Projective Motions of Five-Dimensional H-Spaces H221 of Type {221}We study five-dimensional pseudo-Riemannian
h-spaces $
H_{221}$ of type $\{221\}$.Necessary