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abstraction > hypothesis > theory > astronomy theory > stellar theory > Eddington approximation

Eddington approximation comparison table

Subject	is a kind of	has definition
stellar theory	astronomy theory
Eddington approximation	stellar theory	An approximation used in the study of radiative transfer. It is the assumption that the ratio of the second moment of the radiation field to the mean intensity is everywhere equal to 1/3, the value of this ratio for an isotropic field.

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