About fields of geometrical objects connected with the complex central nondegenerate hyperquadrics
A field of some geometrical objects internally connected with a complex (n-parametrical family) of the central nondegenerate hyperquadrics in n-dimensional affine space are defined and their geometrical sense is found out.
1. Кретов М. В. Дифференцируемые многообразия, ассоциированные с комплексами центральных ...