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gr-qc1998★ 4 cited
On Conserved Quantities at Spatial Infinity
Shyan-Ming Perng
There is a well-known short list of asymptotic conserved quantities for a physical system at spatial infinity. We search for new ones.This is carried outwithin the asymptotic frame…
gr-qc1994★ 8 cited
Total Mass-Momentum of Arbitrary Initial-Data Sets in General Relativity
Robert Geroch, Shyan-Ming Perng
For an asymptotically flat initial-data set in general relativity, the total mass-momentum may be interpreted as a Hermitian quadratic form on the complex, two-dimensional vector s…