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Mirrors > Home > MPE Home > Th. List > df-nghm | Structured version Visualization version Unicode version |
Description: Define the set of normed group homomorphisms between two normed groups. A normed group homomorphism is a group homomorphism which additionally bounds the increase of norm by a fixed real operator. In vector spaces these are also known as bounded linear operators. (Contributed by Mario Carneiro, 18-Oct-2015.) |
Ref | Expression |
---|---|
df-nghm | NGHom NrmGrp NrmGrp |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | cnghm 22510 | . 2 NGHom | |
2 | vs | . . 3 | |
3 | vt | . . 3 | |
4 | cngp 22382 | . . 3 NrmGrp | |
5 | 2 | cv 1482 | . . . . . 6 |
6 | 3 | cv 1482 | . . . . . 6 |
7 | cnmo 22509 | . . . . . 6 | |
8 | 5, 6, 7 | co 6650 | . . . . 5 |
9 | 8 | ccnv 5113 | . . . 4 |
10 | cr 9935 | . . . 4 | |
11 | 9, 10 | cima 5117 | . . 3 |
12 | 2, 3, 4, 4, 11 | cmpt2 6652 | . 2 NrmGrp NrmGrp |
13 | 1, 12 | wceq 1483 | 1 NGHom NrmGrp NrmGrp |
Colors of variables: wff setvar class |
This definition is referenced by: reldmnghm 22516 nghmfval 22526 |
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