full subgroup
A subgroup of a topological group
is full if it has a nonempty interior.
Theorem. A full subgroup is both open and closed.
References
- 1 Paul R. Halmos, Measure Theory, Springer-Verlag (1974).
| 单词 | FullSubgroup |
| 释义 | full subgroupA subgroup of a topological group Theorem. A full subgroup is both open and closed. References
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