Geodesic
Divisibility of the Dirac magnetic monopole as a two-vector bundle over the three-sphere
Documenta mathematica, Tome 13 (2008), pp. 795-801.

Voir la notice de l'article provenant de la source Electronic Library of Mathematics

Summary: We show that when the gerbe $\mu$ representing a magnetic monopole is viewed as a virtual 2-vector bundle, then it decomposes, modulo torsion, as two times a virtual 2-vector bundle $\varsigma$. We therefore interpret $\varsigma$ as representing half a magnetic monopole, or a semipole.
Classification : 19D50, 55P43, 81S10, 81T40
Keywords: magnetic monopole, gerbe, two-vector bundle, higher algebraic $K$-theory, topological Hochschild homology 
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     author = {Ausoni, Christian and Dundas, Bj{\o}rn Ian and Rognes, John},
     title = {Divisibility of the {Dirac} magnetic monopole as a two-vector bundle over the three-sphere},
     journal = {Documenta mathematica},
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     url = {http://geodesic.mathdoc.fr/item/DOCMA_2008__13__a2/}
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Ausoni, Christian; Dundas, Bjørn Ian; Rognes, John. Divisibility of the Dirac magnetic monopole as a two-vector bundle over the three-sphere. Documenta mathematica, Tome 13 (2008), pp. 795-801. http://geodesic.mathdoc.fr/item/DOCMA_2008__13__a2/