Description: In a topological monoid, the operation F representing the functionalization of the operator slot +g is continuous. (Contributed by Mario Carneiro, 19-Sep-2015)
| Ref | Expression | ||
|---|---|---|---|
| Hypotheses | tgpcn.j | |- J = ( TopOpen ` G ) |
|
| tgpcn.1 | |- F = ( +f ` G ) |
||
| Assertion | tmdcn | |- ( G e. TopMnd -> F e. ( ( J tX J ) Cn J ) ) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | tgpcn.j | |- J = ( TopOpen ` G ) |
|
| 2 | tgpcn.1 | |- F = ( +f ` G ) |
|
| 3 | 2 1 | istmd | |- ( G e. TopMnd <-> ( G e. Mnd /\ G e. TopSp /\ F e. ( ( J tX J ) Cn J ) ) ) |
| 4 | 3 | simp3bi | |- ( G e. TopMnd -> F e. ( ( J tX J ) Cn J ) ) |