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bn:02237865n
Noun Concept
EL
lorentzian πολλαπλή  μετρική lorentz  ψευδο-riemannian μετρικό  ψευδο-riemannian πολλαπλή
EN
In differential geometry, a pseudo-Riemannian manifold, also called a semi-Riemannian manifold, is a differentiable manifold with a metric tensor that is everywhere nondegenerate. Wikipedia
Relations
Sources
IS A
διαφορίσιμες πολλαπλότητες
HAS PART
διαφορίσιμες πολλαπλότητες
HAS KIND
riemannian μετρική
EN
globally hyperbolic manifold
EN
Lorentzian manifold
NAMED AFTER
Μπέρναρντ Ρίμαν
Wikipedia Translations
EL
lorentzian πολλαπλή, μετρική lorentz, ψευδο-riemannian μετρικό, ψευδο-riemannian πολλαπλή

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