Theoretical Computer ScienceVolume 292, Issue 2, 27 January 2003, Pages 343-344PrefaceAuthor links open overlay panelS. Arikawa, K. Furukawa, S. Morishita, H. MotodaShow moreShareCitehttps://doi.org/10.1016/S0304-3975(02)00174-3Get rights and contentUnder an Elsevier user licenseopen archivePrevious article in issueNext article in issueRecommended articlesCited by (0)Copyright © 2002 Elsevier Science B.V. All rights reserved.