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| Mirrors > Home > MPE Home > Th. List > reldom | Structured version Visualization version GIF version | ||
| Description: Dominance is a relation. (Contributed by NM, 28-Mar-1998.) |
| Ref | Expression |
|---|---|
| reldom | ⊢ Rel ≼ |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | df-dom 8946 | . 2 ⊢ ≼ = {〈𝑥, 𝑦〉 ∣ ∃𝑓 𝑓:𝑥–1-1→𝑦} | |
| 2 | 1 | relopabiv 5809 | 1 ⊢ Rel ≼ |
| Colors of variables: wff setvar class |
| Syntax hints: ∃wex 1809 Rel wrel 5668 –1-1→wf1 6535 ≼ cdom 8942 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1825 ax-4 1839 ax-5 1940 ax-6 1997 ax-7 2038 ax-8 2145 ax-9 2153 ax-ext 2735 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-tru 1573 df-ex 1810 df-sb 2097 df-clab 2742 df-cleq 2755 df-clel 2838 df-v 3457 df-ss 3923 df-opab 5175 df-xp 5669 df-rel 5670 df-dom 8946 |
| This theorem is referenced by: relsdom 8951 brdomg 8956 brdomi 8957 ctex 8961 domssl 8996 domssr 8997 domtr 9005 undom 9054 xpdom2 9061 xpdom1g 9063 domunsncan 9066 sbth 9086 sbthcl 9088 fodomr 9117 pwdom 9118 domssex 9127 mapdom1 9131 mapdom2 9137 domtrfil 9177 sbthfi 9184 0sdom1dom 9207 1sdom2dom 9215 fineqv 9228 infsdomnn 9262 infn0ALT 9264 elharval 9524 harword 9526 domwdom 9537 unxpwdom 9552 infdifsn 9627 infdiffi 9628 ac10ct 10019 djudom2 10168 djuinf 10173 infdju1 10174 pwdjuidm 10176 djulepw 10177 infdjuabs 10189 infunabs 10190 pwdjudom 10199 infpss 10200 infmap2 10201 fictb 10228 infpssALT 10298 fin34 10375 ttukeylem1 10494 fodomb 10511 wdomac 10512 brdom3 10513 iundom2g 10525 iundom 10527 infxpidm 10547 gchdomtri 10615 pwfseq 10650 pwxpndom2 10651 pwxpndom 10652 pwdjundom 10653 gchdjuidm 10654 gchpwdom 10656 gchaclem 10664 reexALT 13009 hashdomi 14418 1stcrestlem 23590 hauspwdom 23639 ufilen 24068 ovoliunnul 25647 karddom 35552 ovoliunnfl 38291 voliunnfl 38293 volsupnfl 38294 nnfoctb 45748 rn1st 45968 meadjiun 47160 caragenunicl 47218 |
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