The cohomology ring of the colored braid group
Matematičeskie zametki, Tome 5 (1969) no. 2, pp. 227-231
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The cohomology ring is obtained for the space of ordered sets of $n$ different points of a plane.
@article{MZM_1969_5_2_a9,
author = {V. I. Arnol'd},
title = {The cohomology ring of the colored braid group},
journal = {Matemati\v{c}eskie zametki},
pages = {227--231},
year = {1969},
volume = {5},
number = {2},
language = {ru},
url = {http://geodesic.mathdoc.fr/item/MZM_1969_5_2_a9/}
}
V. I. Arnol'd. The cohomology ring of the colored braid group. Matematičeskie zametki, Tome 5 (1969) no. 2, pp. 227-231. http://geodesic.mathdoc.fr/item/MZM_1969_5_2_a9/