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| Mirrors > Home > MPE Home > Th. List > 0dom | Structured version Visualization version GIF version | ||
| Description: Any set dominates the empty set. (Contributed by NM, 26-Oct-2003.) (Revised by Mario Carneiro, 26-Apr-2015.) |
| Ref | Expression |
|---|---|
| 0sdom.1 | ⊢ 𝐴 ∈ V |
| Ref | Expression |
|---|---|
| 0dom | ⊢ ∅ ≼ 𝐴 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 0sdom.1 | . 2 ⊢ 𝐴 ∈ V | |
| 2 | 0domg 9032 | . 2 ⊢ (𝐴 ∈ V → ∅ ≼ 𝐴) | |
| 3 | 1, 2 | ax-mp 5 | 1 ⊢ ∅ ≼ 𝐴 |
| Colors of variables: wff setvar class |
| Syntax hints: ∈ wcel 2119 Vcvv 3431 ∅c0 4261 class class class wbr 5072 ≼ cdom 8881 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1802 ax-4 1816 ax-5 1917 ax-6 1974 ax-7 2015 ax-8 2121 ax-9 2129 ax-ext 2711 ax-sep 5218 ax-nul 5228 ax-pr 5362 |
| This theorem depends on definitions: df-bi 208 df-an 397 df-or 854 df-3an 1094 df-tru 1550 df-fal 1560 df-ex 1787 df-sb 2074 df-mo 2543 df-clab 2718 df-cleq 2731 df-clel 2814 df-ral 3054 df-rex 3064 df-rab 3392 df-v 3433 df-dif 3886 df-un 3888 df-in 3890 df-ss 3900 df-nul 4262 df-if 4455 df-sn 4556 df-pr 4558 df-op 4562 df-br 5073 df-opab 5135 df-id 5513 df-xp 5624 df-rel 5625 df-cnv 5626 df-co 5627 df-dm 5628 df-rn 5629 df-fun 6487 df-fn 6488 df-f 6489 df-f1 6490 df-dom 8885 |
| This theorem is referenced by: domunsn 9055 mapdom1 9070 mapdom2 9076 fodomfi 9212 fodomfiOLD 9230 marypha1lem 9336 card2inf 9460 iunfictbso 10027 konigthlem 10482 cctop 22989 ovol0 25478 fvconstdomi 49382 |
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