25 citations · 37 across the 2 of their papers we have counts for
2 papers
gr-qc1996★ 25 cited
Comment on "Failure of standard conservation laws at a classical change of signature"
Sean A. Hayward
Hellaby & Dray (gr-qc/9404001) have recently claimed that matter conservation fails under a change of signature, compounding earlier claims that the standard junction conditions fo…
gr-qc1995★ 12 cited
Complex lapse, complex action and path integrals
Sean A. Hayward
Imaginary time is often used in quantum tunnelling calculations. This article advocates a conceptually sounder alternative: complex lapse. In the ``3+1'' action for the Einstein gr…