Abstract
Integrals over Slater atomic orbitals of the type ∫φ
a(
r
)
p
i
n
φ
b
(f) d
3
r
, where
p
i
is a component of the linear momentum operator, may be evaluated analytically by transforming the orbitals to momentum space. The procedure is an application of the Fourier convolution theorem. General formulae are given and uses for these integrals are suggested.