%J PHYS REV LETT %A XC Tian %A Y Ban %A K Abe %A K Abe %A H Aihara %A K Arinstein %A Y Asano %A V Aulchenko %A T Aushev %A AM Bakich %A S Banerjee %A E Barberio %A M Barbero %A A Bay %A I Bedny %A U Bitenc %A I Bizjak %A S Blyth %A A Bondar %A A Bozek %A M Bracko %A J Brodzicka %A TE Browder %A P Chang %A Y Chao %A A Chen %A K-F Chen %A WT Chen %A BG Cheon %A R Chistov %A SK Choi %A Y Choi %A YK Choi %A A Chuvikov %A J Dalseno %A M Danilov %A M Dash %A LY Dong %A A Drutskoy %A S Eidelman %A Y Enari %A F Fang %A S Fratina %A N Gabyshev %A T Gershon %A G Gokhroo %A B Golob %A A Gorisek %A J Haba %A T Hara %A K Hayasaka %A H Hayashii %A M Hazumi %A T Hokuue %A Y Hoshi %A S Hou %A WS Hou %A T Iijima %A K Ikado %A A Imoto %A K Inami %A A Ishikawa %A R Itoh %A Y Iwasaki %A JH Kang %A JS Kang %A P Kapusta %A N Katayama %A H Kawai %A T Kawasaki %A HR Khan %A H Kichimi %A SK Kim %A SM Kim %A K Kinoshita %A S Korpar %A P Krizan %A P Krokovny %A R Kulasiri %A CC Kuo %A A Kuzmin %A YJ Kwon %A G Leder %A SE Lee %A T Lesiak %A J Li %A SW Lin %A D Liventsev %A F Mandl %A T Matsumoto %A A Matyja %A W Mitaroff %A K Miyabayashi %A H Miyake %A H Miyata %A Y Miyazaki %A R Mizuk %A GR Moloney %A T Mori %A T Nagamine %A Y Nagasaka %A E Nakano %A H Nakazawa %A S Nishida %A O Nitoh %A S Ogawa %A T Ohshima %A T Okabe %A S Okuno %A SL Olsen %A Y Onuki %A H Ozaki %A H Palka %A CW Park %A H Park %A R Pestotnik %A LE Piilonen %A Y Sakai %A N Sato %A N Satoyama %A K Sayeed %A T Schietinger %A O Schneider %A C Schwanda %A AJ Schwartz %A ME Sevior %A H Shibuya %A B Shwartz %A V Sidorov %A JB Singh %A A Somov %A N Soni %A S Stanic %A M Staric %A T Sumiyoshi %A S Suzuki %A F Takasaki %A K Tamai %A N Tamura %A M Tanaka %A GN Taylor %A Y Teramoto %A T Tsukamoto %A S Uehara %A T Uglov %A K Ueno %A S Uno %A P Urquijo %A G Varner %A KE Varvell %A S Villa %A CC Wang %A CH Wang %A MZ Wang %A QL Xie %A BD Yabsley %A A Yamaguchi %A Y Yamashita %A M Yamauchi %A J Ying %A Y Yuan %A CC Zhang %A LM Zhang %A ZP Zhang %A Belle Collaboration %T Measurement of the wrong-sign decays D-0 -> K+pi(-)pi(0) and D-0 -> K+pi(-)pi(+)pi(-), and search for CP violation %X Using 281 fb(-1) of data from the Belle experiment recorded at or near the Upsilon(4S) resonance, we have measured the rates of the "wrong-sign" decays D-0 -> K+pi(-)pi(0) and D-0 -> K+pi(-)pi(+)pi(-) relative to those of the Cabibbo-favored decays D-0 -> K-pi(+)pi(0) and D-0 -> K-pi(+)pi(+)pi(-). These wrong-sign decays proceed via a doubly Cabibbo-suppressed amplitude or via D-0-(D) over bar (0) mixing; the latter has not yet been observed. We obtain R-WS(K pi pi(0))=[0.229 +/- 0.015(stat)(-0.009)(+0.013)(syst)]% and R-WS(K3 pi)=[0.320 +/- 0.018(stat)(-0.013)(+0.018)(syst)]%. The CP asymmetries are measured to be -0.006 +/- 0.053 and -0.018 +/- 0.044 for the K+pi(-)pi(0) and K+pi(-)pi(+)pi(-) final states, respectively. %L discovery1308494 %I AMERICAN PHYSICAL SOC %N 23 %V 95 %O © 2005 The American Physical Society %D 2005