Spaces with exceptional fundamental groups.
Geometric interpretations of some Jordan algebras.
Homogeneous -symmetric spaces of interior type with simple real fundamental groups and their connection with parabolic spaces.
Differentiable functions in associative and alternative algebras and smooth surfaces in projective spaces over these algebras
Surfaces of Constant Curvature and Geometric Interpretations of the Klein-gordon, Sine-gordon and Sinh-gordon Equations
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