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Term: | de Sitter universe |

Definition: |
A solution to Einstein's field equations of general relativity which contains no ordinary matter (Ω_M = 0) or radiation (Ω_R = 0), is Euclidean (k = 0), but has a cosmological constant (Ω_Λ > 0). The Universe expands exponentially forever. This solution was the first model expanding of expanding Universe. |

Created 2023.04.16

Last Modified 2023.04.16

Contributed by Ryan
McGranaghan

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