no. 4
Distances between homotopy classes of Ws,p(đť•ŠN;đť•ŠN)
Brezis, HaĂŻm1, 2 ; Mironescu, Petru3 ; Shafrir, Itai2
1 Department of Mathematics, Rutgers University, New Brunswick, NJ, USA.
2 Department of Mathematics, Technion – I.I.T., 32000 Haifa, Israel.
3 Université de Lyon, Université Lyon 1, CNRS UMR 5208, Institut Camille Jordan, 69622 Villeurbanne, France.
ESAIM: Control, Optimisation and Calculus of Variations, Tome 22 (2016) no. 4, pp. 1204-1235.
Reçu le :
Accepté le :
DOI : 10.1051/cocv/2016037
Classification : 46E40
Mots clés : Sobolev spaces, degree, sphere-valued maps, homotopy classes
Brezis, HaĂŻm 1, 2 ; Mironescu, Petru 3 ; Shafrir, Itai 2

1 Department of Mathematics, Rutgers University, New Brunswick, NJ, USA.
2 Department of Mathematics, Technion – I.I.T., 32000 Haifa, Israel.
3 Université de Lyon, Université Lyon 1, CNRS UMR 5208, Institut Camille Jordan, 69622 Villeurbanne, France. 
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     author = {Brezis, Ha{\"\i}m and Mironescu, Petru and Shafrir, Itai},
     title = {Distances between homotopy classes of {W\protect\textsuperscript{s,p}(\ensuremath{\mathbb{S}}\protect\textsuperscript{N};\ensuremath{\mathbb{S}}\protect\textsuperscript{N})}},
     journal = {ESAIM: Control, Optimisation and Calculus of Variations},
     pages = {1204--1235},
     publisher = {EDP-Sciences},
     volume = {22},
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     zbl = {1371.46027},
     language = {en},
     url = {http://www.numdam.org/articles/10.1051/cocv/2016037/}
}
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Brezis, HaĂŻm; Mironescu, Petru; Shafrir, Itai. Distances between homotopy classes of Ws,p(đť•ŠN;đť•ŠN). ESAIM: Control, Optimisation and Calculus of Variations, Tome 22 (2016) no. 4, pp. 1204-1235. doi : 10.1051/cocv/2016037. http://www.numdam.org/articles/10.1051/cocv/2016037/

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