12 citations · 22 across the 3 of their papers we have counts for
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gr-qc1995★ 5 cited
Obstructions to Pin Structures on Kleinian Manifolds
L. J. Alty, A. Chamblin
We develop various topological notions on four-manifolds of Kleinian signature . In particular, we extend the concept of `Kleinian metric homotopy' to non-orientable man…
gr-qc1995★ 12 cited
Initial Value Problems and Signature Change
L. J. Alty, C. J. Fewster
We make a rigorous study of classical field equations on a 2-dimensional signature changing spacetime using the techniques of operator theory. Boundary conditions at the surface of…