Description: Definition of the relation x is homeomorphic to y . (Contributed by FL, 14-Feb-2007)
Ref | Expression | ||
---|---|---|---|
Assertion | df-hmph | |
Step | Hyp | Ref | Expression |
---|---|---|---|
0 | chmph | |
|
1 | chmeo | |
|
2 | 1 | ccnv | |
3 | cvv | |
|
4 | c1o | |
|
5 | 3 4 | cdif | |
6 | 2 5 | cima | |
7 | 0 6 | wceq | |