Formula:

h = ((8*π/3)*G*ρ*R²) - (k*c²) + (Λ*R²)/3


Where,
h = Friedmann Equation
G = Constant Of Gravitation
π = 3.14
ρ = Density
R = Cosmic Scale Factor
k = Curvature Parameter
c = Speed Of Light
Λ = Cosmological Constant

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