Sparsified Cholesky and multigrid solvers for connection laplacians
Kyng R, Lee Y, Peng R, Sachdeva S, Spielman D. Sparsified Cholesky and multigrid solvers for connection laplacians. 2016, 842-850. DOI: 10.1145/2897518.2897640.Peer-Reviewed Original ResearchSystem of equationsConnection LaplacianNonzero matrix entriesApproximate inverseLinear time algorithmMultigrid algorithmMultigrid solverLinear equationsLaplacian matrixGaussian eliminationGraph LaplacianMatrix entriesLU factorizationNonzero entriesStrong approximationOriginal matrixLinear numberEquationsLaplacianLinear timeTime algorithmNew algorithmAlgorithmCholeskyFactorization