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Fig. 3.

image

Absolute value of the relative error of the density of the Vaucouleurs model, as calculated by SpheCow. The cyan line corresponds to the calculation using the standard deprojection Eq. (36), the purple line to the integration of the isotropic distribution function over velocity space (48), and the orange line to the integration of the Osipkov-Merritt distribution function over velocity space (49).

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