In this paper we prove that any incidence-preserving bijection between the line sets of Grassmann spaces is induced by either a collineation or a correlation.
@article{BUMI_1999_8_2B_3_655_0,
author = {Eva Ferrara Dentice and Nicola Melone},
title = {Sugli isomorfismi tra spazi di Grassman},
journal = {Bollettino dell'Unione Matematica Italiana},
volume = {2-A},
year = {1999},
pages = {655-661},
zbl = {0941.51032},
mrnumber = {1719542},
language = {it},
url = {http://dml.mathdoc.fr/item/BUMI_1999_8_2B_3_655_0}
}
Ferrara Dentice, Eva; Melone, Nicola. Sugli isomorfismi tra spazi di Grassman. Bollettino dell'Unione Matematica Italiana, Tome 2-A (1999) pp. 655-661. http://gdmltest.u-ga.fr/item/BUMI_1999_8_2B_3_655_0/
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