Let X be an infinite dimensional separable Banach space. There exists a hypercyclic operator on X which is equal to the identity operator on an infinite dimensional closed subspace of X.
@article{urn:eudml:doc:44503,
title = {Hypercyclic operators with an infinite dimensional closed subspace of periodic points.},
journal = {Revista Matem\'atica de la Universidad Complutense de Madrid},
volume = {16},
year = {2003},
pages = {383-390},
zbl = {1062.47012},
mrnumber = {MR2032923},
language = {en},
url = {http://dml.mathdoc.fr/item/urn:eudml:doc:44503}
}
Grivaux, Sophie. Hypercyclic operators with an infinite dimensional closed subspace of periodic points.. Revista Matemática de la Universidad Complutense de Madrid, Tome 16 (2003) pp. 383-390. http://gdmltest.u-ga.fr/item/urn:eudml:doc:44503/