Author: Svoboda, Karel
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Svoboda, Karel:
Several new characterizations of the 2-dimensional sphere in $E^4$.
(English).
Czechoslovak Mathematical Journal,
vol. 29
(1979),
issue 4,
pp. 573-583
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Svoboda, Karel:
Sur la bidéformation projective des congruences de droites.
(French) [On a projective bideformation of line congruences].
Czechoslovak Mathematical Journal,
vol. 20
(1970),
issue 2,
pp. 327
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Svoboda, Karel:
Sur la déformation projective des systèmes osculateurs d'une congruence de droites.
(French) [On the projective deformation of osculating systems of a line congruence].
Czechoslovak Mathematical Journal,
vol. 20
(1970),
issue 2,
pp. 315-326
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Svoboda, Karel:
Complément au mémoire: Sur une classe de surfaces sphériques dans un espace à courbure constante.
(French) [Supplement to the article: On a class of spherical surfaces in a space with constant curvature].
Czechoslovak Mathematical Journal,
vol. 11
(1961),
issue 3,
pp. 428-439
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Svoboda, Karel:
Sur une classe de surfaces sphériques dans un espace à courbure constante.
(French) [On a class of spherical surfaces in a space with constant curvature].
Czechoslovak Mathematical Journal,
vol. 8
(1958),
issue 3,
pp. 399-447
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