On the Convergence of the Spherical Harmonics Approximations
Nuclear Science and Engineering / Volume 134 / Number 1 / January 2000 / Pages 114-119
Technical Note / dx.doi.org/10.13182/NSE00-A2105
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The convergence of the spherical harmonics approximations using the isomorphism between two functional spaces and the approximation theorem of the C0-semigroup theory is proved.
