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| Mirrors > Home > MPE Home > Th. List > Mathboxes > df-rr3 | Structured version Visualization version GIF version | ||
| Description: Define the set of all points RR3. We define each point 𝐴 as a function to allow the use of vector addition and subtraction as well as scalar multiplication in our proofs. (Contributed by Andrew Salmon, 15-Jul-2012.) |
| Ref | Expression |
|---|---|
| df-rr3 | ⊢ RR3 = (ℝ ↑m {1, 2, 3}) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | crr3c 44480 | . 2 class RR3 | |
| 2 | cr 11154 | . . 3 class ℝ | |
| 3 | c1 11156 | . . . 4 class 1 | |
| 4 | c2 12321 | . . . 4 class 2 | |
| 5 | c3 12322 | . . . 4 class 3 | |
| 6 | 3, 4, 5 | ctp 4630 | . . 3 class {1, 2, 3} |
| 7 | cmap 8866 | . . 3 class ↑m | |
| 8 | 2, 6, 7 | co 7431 | . 2 class (ℝ ↑m {1, 2, 3}) |
| 9 | 1, 8 | wceq 1540 | 1 wff RR3 = (ℝ ↑m {1, 2, 3}) |
| Colors of variables: wff setvar class |
| This definition is referenced by: (None) |
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