bn:02054001n
Noun Concept
Categories: All articles with unsourced statements, Mathematical methods in general relativity, Lorentzian manifolds
EN
congruence  null congruence  timelike congruence  vorticity tensor
EN
In general relativity, a congruence is the set of integral curves of a vector field in a four-dimensional Lorentzian manifold which is interpreted physically as a model of spacetime. Wikipedia
English:
general relativity
Definitions
Sources
EN
In general relativity, a congruence is the set of integral curves of a vector field in a four-dimensional Lorentzian manifold which is interpreted physically as a model of spacetime. Wikipedia
In general relativity, a congruence in a four-dimensional Lorentzian manifold that is interpreted physically as a model of space time, or a bundle of world lines Wikidata