Assertion: additive group | /r/HasProperty | − 1
Facets:
Source sentences:
text: For example, the multiplicative group ( Z / p Z ) × {\displaystyle (\mathbb {Z} /p\mathbb {Z} )^{\times }} for a prime p is cyclic and hence isomorphic to the additive group Z / ( p − 1 ) Z {\displaystyle \mathbb {Z} /(p-1)\mathbb {Z} } , but the isomorphism is not obvious.