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| Mirrors > Home > MPE Home > Th. List > domrefg | Structured version Visualization version GIF version | ||
| Description: Dominance is reflexive. (Contributed by NM, 18-Jun-1998.) |
| Ref | Expression |
|---|---|
| domrefg | ⊢ (𝐴 ∈ 𝑉 → 𝐴 ≼ 𝐴) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | enrefg 9036 | . 2 ⊢ (𝐴 ∈ 𝑉 → 𝐴 ≈ 𝐴) | |
| 2 | endom 9031 | . 2 ⊢ (𝐴 ≈ 𝐴 → 𝐴 ≼ 𝐴) | |
| 3 | 1, 2 | syl 18 | 1 ⊢ (𝐴 ∈ 𝑉 → 𝐴 ≼ 𝐴) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∈ wcel 2147 class class class wbr 5106 ≈ cen 8995 ≼ cdom 8996 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1945 ax-6 2002 ax-7 2043 ax-8 2149 ax-9 2157 ax-ext 2735 ax-sep 5252 ax-pow 5331 ax-pr 5395 ax-un 7772 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-sb 2102 df-clab 2742 df-cleq 2755 df-clel 2839 df-ral 3081 df-rex 3091 df-rab 3417 df-v 3456 df-ss 3901 df-dif 4050 df-in 4094 df-un 4154 df-nul 4282 df-if 4486 df-pw 4562 df-sn 4589 df-pr 4591 df-op 4839 df-uni 4871 df-br 5107 df-opab 5171 df-id 5550 df-xp 5661 df-rel 5662 df-cnv 5663 df-co 5664 df-dm 5665 df-rn 5666 df-res 5667 df-ima 5668 df-fun 6557 df-fn 6558 df-f 6559 df-f1 6560 df-fo 6561 df-f1o 6562 df-en 8999 df-dom 9000 |
| This theorem is used by: cardprclem 10084 indcardi 10144 djudom1 10285 infdif 10310 alephexp2 10690 pwcfsdom 10692 alephom 10694 iunctb2 38517 safesnsupfidom1o 44608 sn1dom 44717 fvconstdomi 50209 indthincALT 50801 |
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