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Mirrors > Home > MPE Home > Th. List > df-ascl | Structured version Visualization version Unicode version |
Description: Every unital algebra contains a canonical homomorphic image of its ring of scalars as scalar multiples of the unit. This names the homomorphism. (Contributed by Mario Carneiro, 8-Mar-2015.) |
Ref | Expression |
---|---|
df-ascl | algSc Scalar |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | cascl 19311 | . 2 algSc | |
2 | vw | . . 3 | |
3 | cvv 3200 | . . 3 | |
4 | vx | . . . 4 | |
5 | 2 | cv 1482 | . . . . . 6 |
6 | csca 15944 | . . . . . 6 Scalar | |
7 | 5, 6 | cfv 5888 | . . . . 5 Scalar |
8 | cbs 15857 | . . . . 5 | |
9 | 7, 8 | cfv 5888 | . . . 4 Scalar |
10 | 4 | cv 1482 | . . . . 5 |
11 | cur 18501 | . . . . . 6 | |
12 | 5, 11 | cfv 5888 | . . . . 5 |
13 | cvsca 15945 | . . . . . 6 | |
14 | 5, 13 | cfv 5888 | . . . . 5 |
15 | 10, 12, 14 | co 6650 | . . . 4 |
16 | 4, 9, 15 | cmpt 4729 | . . 3 Scalar |
17 | 2, 3, 16 | cmpt 4729 | . 2 Scalar |
18 | 1, 17 | wceq 1483 | 1 algSc Scalar |
Colors of variables: wff setvar class |
This definition is referenced by: asclfval 19334 |
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