Geodesic
A 2-dimensional Algebraic Variety With 27 Rectilinear Generators and 108 Trisecants and its Connection With the Maximal Exceptional Simple lie Group
Publications de l'Institut Mathématique, _N_S_77 (2005) no. 91, p. 61

Voir la notice de l'article provenant de la source eLibrary of Mathematical Institute of the Serbian Academy of Sciences and Arts

A 2-dimensional algebraic variety in 4-dimensional projective space determining a regular configuration is considered and its connection with simple exceptional Lie group $E_8$ is found.
Classification : 14P05 22E99 
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     author = {Boris Rosenfeld},
     title = {A 2-dimensional {Algebraic} {Variety} {With} 27 {Rectilinear} {Generators} and 108 {Trisecants} and its {Connection} {With} the {Maximal} {Exceptional} {Simple} lie {Group}},
     journal = {Publications de l'Institut Math\'ematique},
     pages = {61 },
     publisher = {mathdoc},
     volume = {_N_S_77},
     number = {91},
     year = {2005},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/PIM_2005_N_S_77_91_a5/}
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Boris Rosenfeld. A 2-dimensional Algebraic Variety With 27 Rectilinear Generators and 108 Trisecants and its Connection With the Maximal Exceptional Simple lie Group. Publications de l'Institut Mathématique, _N_S_77 (2005) no. 91, p. 61 . http://geodesic.mathdoc.fr/item/PIM_2005_N_S_77_91_a5/