Planck2013 results. XXII. Constraints on inflation

N. Aghanim,C. Armitage-Caplan,M. Arnaud,M. Ashdown,F. Atrio-Barandela,J. Aumont,C. Baccigalupi,A. J. Banday,R. B. Barreiro,J. G. Bartlett,N. Bartolo,E. Battaner,K. Benabed,A. Benoit,A. Benoit-Levy,J. -P. Bernard,M. Bersanelli,P. Bielewicz,J. Bobin,J. J. Bock,A. Bonaldi,J. R. Bond,J. Borrill,F. R. Bouchet,M. Bridges,M. Bucher,C. Burigana,R. C. Butler,E. Calabrese,J. -F. Cardoso,A. Catalano,A. Challinor,A. Chamballu,H. C. Chiang,L. -Y Chiang,P. R. Christensen,S. Church,D. L. Clements,S. Colombi,L. P. L. Colombo,F. Couchot,A. Coulais,B. P. Crill,A. Curto,F. Cuttaia,L. Danese,R. D. Davies,R. J. Davis,P. de Bernardis,A. de Rosa,G. de Zotti,J. Delabrouille,J. -M. Delouis,F. -X. Desert,C. Dickinson,J. M. Diego,H. Dole,S. Donzelli,O. Dore,M. Douspis,J. Dunkley,X. Dupac,G. Efstathiou,T. A. Ensslin,H. K. Eriksen,F. Finelli,O. Forni,M. Frailis,E. Franceschi,S. Galeotta,K. Ganga,C. Gauthier,M. Giard,G. Giardino,Y. Giraud-Hiraud,J. Gonzalez-Nuevo,K. M. Gorski,S. Gratton,A. Gregorio,A. Gruppuso,J. Hamann,F. K. Hansen,D. Hanson,D. Harrison,S. Henrot-Versille,C. Hernandez-Monteagudo,D. Herranz,S. R. Hildebrandt,E. Hivon,M. Hobson,W. A. Holmes,A. Hornstrup,W. Hovest,K. M. Huffenberger,A. H. Jaffe,T. R. Jaffe,W. C. Jones,M. Juvela,E. Keihanen,R. Keskitalo,T. S. Kisner,R. Kneissl,J. Knoche,L. Knox,M. Kunz,H. Kurki-Suonio,G. Lagache,A. Lahteenmaki,J. -M. Lamarre,A. Lasenby,R. J. Laureijs,C. R. Lawrence,S. Leach,J. P. Leahy,R. Leonardi,J. Lesgourgues,A. Lewis,M. Liguori,P. B. Lilje,M. Linden-Vernle,M. Lopez-Caniego,P. M. Lubin,J. F. Macias-Perez,B. Maffei,D. Maino,N. Mandolesi,M. Maris,D. J. Marshall,P. G. Martin,E. Martinez-Gonzalez,S. Masi,M. Massardi,S. Matarrese,F. Matthai,P. Mazzotta,P. R. Meinhold,A. Melchiorri,L. Mendes,A. Mennella,M. Migliaccio,S. Mitra,M. -A. Miville-Deschenes,A. Moneti,L. Montier,G. Morgante,D. Mortlock,A. Moss,D. Munshi,J. A. Murphy,P. Naselsky,F. Nati,P. Natoli,C. B. Netterfield,H. U. Norgaard-Nielsen,F. Noviello,D. Novikov,I. Novikov,I. J. O'Dwyer,S. Osborne,C. A. Oxborrow,F. Paci,L. Pagano,F. Pajot,R. Paladini,S. Pandolfi,D. Paoletti,B. Partridge,F. Pasian,G. Patanchon,H. V. Peiris,O. Perdereau,L. Perotto,F. Perrotta,F. Piacentini,M. Piat,E. Pierpaoli,D. Pietrobon,S. Plaszczynski,E. Pointecouteau,G. Polenta,N. Ponthieu,L. Popa,T. Poutanen,G. W. Pratt,G. Prezeau,S. Prunet,J. -L. Puget,J. P. Rachen,R. Rebolo,M. Reinecke,M. Remazeilles,C. Renault,S. Ricciardi,T. Riller,I. Ristorcelli,G. Rocha,C. Rosset,G. Roudier,M. Rowan-Robinson,J. A. Rubino-Martin,B. Rusholme,M. Sandri,D. Santos,M. Savelainen,G. Savini,D. Scott,M. D. Seiffert,E. P. S. Shellard,L. D. Spencer,J. -L. Starck,V. Stolyarov,R. Stompor,R. Sudiwala,R. Sunyaev,F. Sureau,D. Sutton,A. -S. Suur-Uski,J. -F. Sygnet,J. A. Tauber,D. Tavagnacco,L. Terenzi,L. Toffolatti,M. Tomasi,J. Treguer-Goudineau,M. Tristram,M. Tucci,J. Tuovinen,L. Valenziano,J. Valiviita,B. Van Tent,J. Varis,P. Vielva,F. Villa,N. Vittorio,L. A. Wade,B. D. Wandelt,M. White,A. Wilkinson,D. Yvon,A. Zacchei,J. P. Zibin,A. Zonca,A. Benoı̂t,A. Benoit-Lévy,J. Bock,F. Bouchet,R. Butler,J.-F. Cardoso,H. Chiang,G. Chon,D. Clements,L. Colombo,B. Crill,R. Davies,P. Bernardis,A. Rosa,J.-M. Delouis,F.–X. Désert,J. Diego,F. Finelli⋆,S. Henrot-Versillé,Y. Giraud–Héraud,J. González-Nuevo,S. Hildebrandt,K. Huffenberger,W. Jones,E. Keihänen,P. Ade,F. Atrio‐Barandela,M. Ballardini,R. Barreiro,Matthias Bartelmann,Richard Battye