Normal Subgroup of Product of Groups
Hiroyuki Okazaki; Kenichi Arai; Yasunari Shidama
Formalized Mathematics (2011)
- Volume: 19, Issue: 1, page 23-26
- ISSN: 1426-2630
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topHiroyuki Okazaki, Kenichi Arai, and Yasunari Shidama. "Normal Subgroup of Product of Groups." Formalized Mathematics 19.1 (2011): 23-26. <http://eudml.org/doc/266892>.
@article{HiroyukiOkazaki2011,
abstract = {In [6] it was formalized that the direct product of a family of groups gives a new group. In this article, we formalize that for all j ∈ I, the group G = Πi∈IGi has a normal subgroup isomorphic to Gj. Moreover, we show some relations between a family of groups and its direct product.},
author = {Hiroyuki Okazaki, Kenichi Arai, Yasunari Shidama},
journal = {Formalized Mathematics},
keywords = {direct products of groups; direct sums; normal subgroups},
language = {eng},
number = {1},
pages = {23-26},
title = {Normal Subgroup of Product of Groups},
url = {http://eudml.org/doc/266892},
volume = {19},
year = {2011},
}
TY - JOUR
AU - Hiroyuki Okazaki
AU - Kenichi Arai
AU - Yasunari Shidama
TI - Normal Subgroup of Product of Groups
JO - Formalized Mathematics
PY - 2011
VL - 19
IS - 1
SP - 23
EP - 26
AB - In [6] it was formalized that the direct product of a family of groups gives a new group. In this article, we formalize that for all j ∈ I, the group G = Πi∈IGi has a normal subgroup isomorphic to Gj. Moreover, we show some relations between a family of groups and its direct product.
LA - eng
KW - direct products of groups; direct sums; normal subgroups
UR - http://eudml.org/doc/266892
ER -
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