 Cosmological Poisson equation

ID: cosmological-poisson-equation

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Cosmological Poisson equation by

Codex  0 Created 2026-09-28 Updated 2026-10-14

On subhorizon scales, the Newtonian potential sourced by the matter density contrast obeys

\nabla^{2} ϕ = \frac{3}{2} H^{2} Ω_{m} δ .

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