Geodesic
Aspherical four-manifolds and the centres of two-knot groups.
Commentarii mathematici Helvetici, Tome 56 (1981), pp. 465-473.

Voir la notice de l'article provenant de la source European Digital Mathematics Library

Mots-clés : Euler characteristic, group with a nontrivial central element of infinite order, Poincare duality, centre of the group of a 2-knot, hopfian modules, deficiency of groups 
@article{CMH_1981__56_139880,
     author = {Jonathan A. Hillman},
     title = {Aspherical four-manifolds and the centres of two-knot groups.},
     journal = {Commentarii mathematici Helvetici},
     pages = {465--473},
     publisher = {mathdoc},
     volume = {56},
     year = {1981},
     zbl = {0478.57016},
     url = {http://geodesic.mathdoc.fr/item/CMH_1981__56_139880/}
}
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Jonathan A. Hillman. Aspherical four-manifolds and the centres of two-knot groups.. Commentarii mathematici Helvetici, Tome 56 (1981), pp. 465-473. http://geodesic.mathdoc.fr/item/CMH_1981__56_139880/