Assertion: abelian group | /r/HasAspect | its symbol
Facets:
Source sentences:
text: Indeed, the observation made from the previous paragraph shows that every abelian group A has its symbol [ A ] {\displaystyle [A]} the same to the symbol [ Z r ] = r [ Z ] {\displaystyle [\mathbb {Z} ^{r}]=r[\mathbb {Z} ]}