A rational invariant for certain infinite discrete groups

DOI10.1017/S030500410007612XzbMath0848.57023OpenAlexW2086679683MaRDI QIDQ4272593

Francis E. A. Johnson

Publication date: 24 October 1996

Published in: Mathematical Proceedings of the Cambridge Philosophical Society (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1017/s030500410007612x

zbMATH Keywords

Euler characteristicsignaturefundamental groupsintersection formdiscrete groupscyclic branched coveringscommensurableclosed aspherical manifolds4-dimensional Poincaré duality groups

Mathematics Subject Classification ID

Characteristic classes and numbers in differential topology (57R20) Compact complex surfaces (32J15) Coverings in algebraic geometry (14E20)

Cites Work

• A compact Kähler surface of negative curvature not covered by the ball
• The initial-value transport problem for monoenergetic neutrons in an infinite slab with delayed production

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