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cs.CG2003★ 72 cited
Tiling space and slabs with acute tetrahedra
David Eppstein, John M. Sullivan, Alper Ungor
We show it is possible to tile three-dimensional space using only tetrahedra with acute dihedral angles. We present several constructions to achieve this, including one in which al…
cs.CG2002★ 9 cited
Building Space-Time Meshes over Arbitrary Spatial Domains
Jeff Erickson, Damrong Guoy, John M. Sullivan +1
We present an algorithm to construct meshes suitable for space-time discontinuous Galerkin finite-element methods. Our method generalizes and improves the `Tent Pitcher' algorithm…