We classify the isometries in the non-identity component of the whole isometry group of the symmetric space of positive 3 × 3 matrices of determinant 1: we determine the translation lengths, minimal spaces and fixed points at infinity.
@article{bwmeta1.element.bwnjournal-article-doi-10_4064-cm135-1-7,
author = {Ga\v sper Zadnik},
title = {On isometries of the symmetric space P1(3,R)},
journal = {Colloquium Mathematicae},
volume = {135},
year = {2014},
pages = {85-102},
zbl = {1302.53060},
language = {en},
url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-cm135-1-7}
}
Gašper Zadnik. On isometries of the symmetric space P₁(3,ℝ). Colloquium Mathematicae, Tome 135 (2014) pp. 85-102. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-cm135-1-7/