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Mirrors > Home > MPE Home > Th. List > df-tch | Structured version Visualization version Unicode version |
Description: Define a function to augment a (pre-)Hilbert space with a norm. No extra parameters are needed, but some conditions must be satisfied to ensure that this in fact creates a normed subcomplex pre-Hilbert space. (Contributed by Mario Carneiro, 7-Oct-2015.) |
Ref | Expression |
---|---|
df-tch | toCHil toNrmGrp |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | ctch 22967 | . 2 toCHil | |
2 | vw | . . 3 | |
3 | cvv 3200 | . . 3 | |
4 | 2 | cv 1482 | . . . 4 |
5 | vx | . . . . 5 | |
6 | cbs 15857 | . . . . . 6 | |
7 | 4, 6 | cfv 5888 | . . . . 5 |
8 | 5 | cv 1482 | . . . . . . 7 |
9 | cip 15946 | . . . . . . . 8 | |
10 | 4, 9 | cfv 5888 | . . . . . . 7 |
11 | 8, 8, 10 | co 6650 | . . . . . 6 |
12 | csqrt 13973 | . . . . . 6 | |
13 | 11, 12 | cfv 5888 | . . . . 5 |
14 | 5, 7, 13 | cmpt 4729 | . . . 4 |
15 | ctng 22383 | . . . 4 toNrmGrp | |
16 | 4, 14, 15 | co 6650 | . . 3 toNrmGrp |
17 | 2, 3, 16 | cmpt 4729 | . 2 toNrmGrp |
18 | 1, 17 | wceq 1483 | 1 toCHil toNrmGrp |
Colors of variables: wff setvar class |
This definition is referenced by: tchval 23017 |
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