153 citations · 333 across the 25 of their papers we have counts for
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math.NA2012★ 19 cited
Spectral approximations by the HDG method
J. Gopalakrishnan, F. Li, N. -C. Nguyen +1
We consider the numerical approximation of the spectrum of a second-order elliptic eigenvalue problem by the hybridizable discontinuous Galerkin (HDG) method. We show for problems…
math.NA2012★ 2 cited
Convergence analysis of a multigrid algorithm for the acoustic single layer equation
Simon Gemmrich, Jay Gopalakrishnan, Nilima Nigam
We present and analyze a multigrid algorithm for the acoustic single layer equation in two dimensions. The boundary element formulation of the equation is based on piecewise consta…