This is an inofficial mirror of http://metamath.tirix.org for personal testing of a visualizer extension only.
Description: Define the Hilbert lattice of closed subspaces of a given pre-Hilbert space. (Contributed by Mario Carneiro, 25-Oct-2015)
| Ref | Expression | ||
|---|---|---|---|
| Assertion | df-thl |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 0 | cthl | ||
| 1 | vh | ||
| 2 | cvv | ||
| 3 | cipo | ||
| 4 | ccss | ||
| 5 | 1 | cv | |
| 6 | 5 4 | cfv | |
| 7 | 6 3 | cfv | |
| 8 | csts | ||
| 9 | coc | ||
| 10 | cnx | ||
| 11 | 10 9 | cfv | |
| 12 | cocv | ||
| 13 | 5 12 | cfv | |
| 14 | 11 13 | cop | |
| 15 | 7 14 8 | co | |
| 16 | 1 2 15 | cmpt | |
| 17 | 0 16 | wceq |