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cosmological constant
noun
a term introduced by Einstein into his field equations of general relativity to permit a stationary, nonexpanding universe: it has since been abandoned in most models of the universe.
51Թ History and Origins
Origin of cosmological constant1
Example Sentences
A cosmological constant is a famous part of Einstein's General Relativity theory, and refers to an arbitrary constant that is present in all related field equations.
Theorists could account for this force by adding a cosmological constant, lambda, to Albert Einstein’s theory of gravity.
Another is that dark energy isn’t the cosmological constant, meaning it might radically change over time.
One solution assumes dark energy isn’t a cosmological constant, but is due to some kind of new physics.
In a Universe explained by Einstein's theory with a cosmological constant, black holes are immersed in a cosmological accelerated background.
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