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MATHEMATICS
Projective invariant marks of a ruled surface belonging to a given congruence
R. N. Shcherbakov Buryat State Pedagogical Institute
Citation:
R. N. Shcherbakov, “Projective invariant marks of a ruled surface belonging to a given congruence”, Dokl. Akad. Nauk SSSR, 112:3 (1957), 390–393
Linking options:
https://www.mathnet.ru/eng/dan21543 https://www.mathnet.ru/eng/dan/v112/i3/p390
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