Mathbox for Andrew Salmon |
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Mirrors > Home > MPE Home > Th. List > Mathboxes > df-subr | Structured version Visualization version Unicode version |
Description: Define the operation of vector subtraction. (Contributed by Andrew Salmon, 27-Jan-2012.) |
Ref | Expression |
---|---|
df-subr |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | cminusr 38662 | . 2 | |
2 | vx | . . 3 | |
3 | vy | . . 3 | |
4 | cvv 3200 | . . 3 | |
5 | vv | . . . 4 | |
6 | cr 9935 | . . . 4 | |
7 | 5 | cv 1482 | . . . . . 6 |
8 | 2 | cv 1482 | . . . . . 6 |
9 | 7, 8 | cfv 5888 | . . . . 5 |
10 | 3 | cv 1482 | . . . . . 6 |
11 | 7, 10 | cfv 5888 | . . . . 5 |
12 | cmin 10266 | . . . . 5 | |
13 | 9, 11, 12 | co 6650 | . . . 4 |
14 | 5, 6, 13 | cmpt 4729 | . . 3 |
15 | 2, 3, 4, 4, 14 | cmpt2 6652 | . 2 |
16 | 1, 15 | wceq 1483 | 1 |
Colors of variables: wff setvar class |
This definition is referenced by: subrval 38671 |
Copyright terms: Public domain | W3C validator |