Information capability of a database schema
Marie Duží, Pavel Materna, Zdenko Staníček (1988)
Kybernetika
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Marie Duží, Pavel Materna, Zdenko Staníček (1988)
Kybernetika
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Oldřich Kowalski, Zdeněk Vlášek (1999)
Mathematica Bohemica
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The first author and F. Prufer gave an explicit classification of all Riemannian 3-manifolds with distinct constant Ricci eigenvalues and satisfying additional geometrical conditions. The aim of the present paper is to get the same classification under weaker geometrical conditions.
Ivan Kramosil (1978)
Kybernetika
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