Poncelet's porism and jumping conics

Authors
Valles, J
Citation
J. Valles, Poncelet's porism and jumping conics, CR AC S I, 333(6), 2001, pp. 567-570
Citations number
9
Categorie Soggetti
Mathematics
Journal title
COMPTES RENDUS DE L ACADEMIE DES SCIENCES SERIE I-MATHEMATIQUE
ISSN journal
07644442 → ACNP
Volume
333
Issue
6
Year of publication
2001
Pages
567 - 570
Database
ISI
SICI code
0764-4442(20010915)333:6<567:PPAJC>2.0.ZU;2-9
Abstract
We show that the jumping conics of Schwarzenberger's bundles [7] are the "c ircumscribed" conics to a given conic. Thanks to this result ive can unders tand what is a "circumscribed" singular conic. (C) 2001 Academie des scienc es/Editions scientifiques et medicales Elsevier SAS.