Geodesic
Covering homotopy 3-spheres.
Commentarii mathematici Helvetici, Tome 67 (1992) no. 3, pp. 287-292.

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

Mots-clés : homotopy 3-sphere, simple 3-fold branched covering, Heegaard genus, Poincaré conjecture 
@article{CMH_1992__67_3_140269,
     author = {R. Piergallini},
     title = {Covering homotopy 3-spheres.},
     journal = {Commentarii mathematici Helvetici},
     pages = {287--292},
     publisher = {mathdoc},
     volume = {67},
     number = {3},
     year = {1992},
     zbl = {0759.57002},
     url = {http://geodesic.mathdoc.fr/item/CMH_1992__67_3_140269/}
}
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R. Piergallini. Covering homotopy 3-spheres.. Commentarii mathematici Helvetici, Tome 67 (1992) no. 3, pp. 287-292. http://geodesic.mathdoc.fr/item/CMH_1992__67_3_140269/