Various methods of solving a first order perturbation equation.
Undetermined coefficient method compared with confluent hypergeometric functions for solving first order perturbation equation for refractive index of He
FIRST ORDER EQUATION↗
Engineering topics
Musulin, B.
Publications and source records attributed to Musulin, B..
Index of refraction of helium in the shielding approximation.
Refraction index for helium isoelectronic sequence, using frequency dependent dipole polarizability
QUANTUM THEORY↗
Index of refraction of helium in the shielding approximation
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Epstein, S. T.↗