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Vojtěch Jarník IMC
2004 VJIMC
Problem 1
(Q,+) and (Q+,*) isomorphic?
(Q,+) and (Q+,*) isomorphic?
Source: VJIMC 2004 2.1
July 12, 2021
group theory
abstract algebra
Problem Statement
Are the groups
(
Q
,
+
)
(\mathbb Q,+)
(
Q
,
+
)
and
(
Q
+
,
⋅
)
(\mathbb Q^+,\cdot)
(
Q
+
,
⋅
)
isomorphic?
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