Geodesic
Projections in the Convex Hull of Surjective Isometries
Canadian mathematical bulletin, Tome 53 (2010) no. 3, pp. 398-403

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DOI

We characterize those linear projections represented as a convex combination of two surjective isometries on standard Banach spaces of continuous functions with values in a strictly convex Banach space.
DOI : 10.4153/CMB-2010-050-0
Mots-clés : 47A65, 47B15, 47B37, isometry, convex combination of isometries, generalized bi-circular projections 
Botelho, Fernanda; Jamison, James. Projections in the Convex Hull of Surjective Isometries. Canadian mathematical bulletin, Tome 53 (2010) no. 3, pp. 398-403. doi: 10.4153/CMB-2010-050-0
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     author = {Botelho, Fernanda and Jamison, James},
     title = {Projections in the {Convex} {Hull} of {Surjective} {Isometries}},
     journal = {Canadian mathematical bulletin},
     pages = {398--403},
     year = {2010},
     volume = {53},
     number = {3},
     doi = {10.4153/CMB-2010-050-0},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-2010-050-0/}
}
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