Metamath Proof Explorer |
< Previous
Next >
Nearby theorems |
||
Mirrors > Home > MPE Home > Th. List > cgi | Structured version Visualization version GIF version |
Description: Extend class notation with a function mapping a group operation to the group's identity element. |
Ref | Expression |
---|---|
cgi | class GId |
Colors of variables: wff setvar class |
Copyright terms: Public domain | W3C validator |