what is comological constant also known as? Why
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In cosmology, the cosmological constant (usually denoted by the Greek capital letter lambda: Λ) is the energy density of space, or vacuum energy, that arises in Albert Einstein's field equations of general relativity. ... Einstein abandoned the concept in 1931 after Hubble's discovery of the expanding universe.
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Answer:In cosmology, the cosmological constant (usually denoted by the Greek capital letter lambda: Λ) is the energy density of space, or vacuum energy, that arises in Albert Einstein's field equations of general relativity. ... Einstein abandoned the concept in 1931 after Hubble's discovery of the expanding universe.
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