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| Mirrors > Home > MPE Home > Th. List > Mathboxes > rnnonrel | Structured version Visualization version GIF version | ||
| Description: The range of the non-relation part of a class is empty. (Contributed by RP, 22-Oct-2020.) |
| Ref | Expression |
|---|---|
| rnnonrel | ⊢ ran (𝐴 ∖ ◡◡𝐴) = ∅ |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | dmnonrel 43563 | . 2 ⊢ dom (𝐴 ∖ ◡◡𝐴) = ∅ | |
| 2 | dm0rn0 5871 | . 2 ⊢ (dom (𝐴 ∖ ◡◡𝐴) = ∅ ↔ ran (𝐴 ∖ ◡◡𝐴) = ∅) | |
| 3 | 1, 2 | mpbi 230 | 1 ⊢ ran (𝐴 ∖ ◡◡𝐴) = ∅ |
| Colors of variables: wff setvar class |
| Syntax hints: = wceq 1540 ∖ cdif 3902 ∅c0 4286 ◡ccnv 5622 dom cdm 5623 ran crn 5624 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1795 ax-4 1809 ax-5 1910 ax-6 1967 ax-7 2008 ax-8 2111 ax-9 2119 ax-10 2142 ax-11 2158 ax-12 2178 ax-ext 2701 ax-sep 5238 ax-nul 5248 ax-pr 5374 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3an 1088 df-tru 1543 df-fal 1553 df-ex 1780 df-nf 1784 df-sb 2066 df-clab 2708 df-cleq 2721 df-clel 2803 df-rab 3397 df-v 3440 df-dif 3908 df-un 3910 df-in 3912 df-ss 3922 df-nul 4287 df-if 4479 df-sn 4580 df-pr 4582 df-op 4586 df-br 5096 df-opab 5158 df-xp 5629 df-rel 5630 df-cnv 5631 df-dm 5633 df-rn 5634 |
| This theorem is referenced by: fvnonrel 43570 |
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