Parameterizations of a galaxy's gravitational potential introduced by Miyamoto and Nagai (1975).

From



Since Poisson's equation is linear, another pair of potentials is obtained by differentiating (3) and (1) n times with respect to b] . As
,



where


(1)
From

(2)


(3)
Since Poisson's equation is linear, another pair of potentials is obtained by differentiating (3) and (1) n times with respect to b] . As


(4)


(5)
where

(6)
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