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The Sciences

Quote of the Day

Cosmic VarianceBy Sean CarrollJuly 29, 2009 10:36 PM

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Children of light and children of darkness is the vision of physics that emerges from this chapter, as from other branches of physics. The children of light are the differential equations that predict the future from the present. The children of darkness are the factors that fix these initial conditions.

-- Misner, Thorne, and Wheeler, Gravitation (1973), p. 555.

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