Geodesic
The Smale invariant of a knot.
Commentarii mathematici Helvetici, Tome 60 (1985), pp. 615-627.

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

Mots-clés : Smale invariant, obstruction to framing, Seifert surface, immersions of spheres in codimension 2, homotopic to an embedding, J-homomorphism 
@article{CMH_1985__60_140034,
     author = {John F. Hughes and Paul M. Melvin},
     title = {The {Smale} invariant of a knot.},
     journal = {Commentarii mathematici Helvetici},
     pages = {615--627},
     publisher = {mathdoc},
     volume = {60},
     year = {1985},
     zbl = {0586.57017},
     url = {http://geodesic.mathdoc.fr/item/CMH_1985__60_140034/}
}
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John F. Hughes; Paul M. Melvin. The Smale invariant of a knot.. Commentarii mathematici Helvetici, Tome 60 (1985), pp. 615-627. http://geodesic.mathdoc.fr/item/CMH_1985__60_140034/