scientific article; zbMATH DE number 7013341

zbMath1405.53013MaRDI QIDQ4619277

V. S. Malakhovskii, E. P. Yurova

Publication date: 5 February 2019

Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.

zbMATH Keywords

framefocal pointquadric ruled surface

Mathematics Subject Classification ID

Exterior differential systems (Cartan theory) (58A15) Projective differential geometry (53A20)

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