172 citations · 1.1k across the 34 of their papers we have counts for
Showing 1994 · gr-qcShow all
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gr-qc1994★ 17 cited
The Patchwork Divergence Theorem
Tevian Dray, Charles Hellaby
The divergence theorem in its usual form applies only to suitably smooth vector fields. For vector fields which are merely piecewise smooth, as is natural at a boundary between reg…
gr-qc1994★ 58 cited
Failure of Standard Conservation Laws at a Classical Change of Signature
Charles Hellaby, Tevian Dray
The Divergence Theorem as usually stated cannot be applied across a change of signature unless it is re-expressed to allow for a finite source term on the signature change surface.…