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Approximation of higher-order powers of the spectral fractional Laplacian via polyharmonic extension

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Bibliographic Details
Main Authors:	Otárola, Enrique, Salgado, Abner J.
Format:	Preprint
Published:	2026
Subjects:	Numerical Analysis 35R11, 65N12, 65N30
Online Access:	Acceder al recurso
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