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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 8933 | . 2 ⊢ ≼ = {〈𝑥, 𝑦〉 ∣ ∃𝑓 𝑓:𝑥–1-1→𝑦} | |
| 2 | 1 | relopabiv 5798 | 1 ⊢ Rel ≼ |
| Colors of variables: wff setvar class |
| Syntax hints: ∃wex 1802 Rel wrel 5657 –1-1→wf1 6522 ≼ cdom 8929 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1818 ax-4 1832 ax-5 1933 ax-6 1990 ax-7 2031 ax-8 2147 ax-9 2155 ax-ext 2737 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-tru 1566 df-ex 1803 df-sb 2094 df-clab 2744 df-cleq 2757 df-clel 2840 df-v 3459 df-ss 3924 df-opab 5168 df-xp 5658 df-rel 5659 df-dom 8933 |
| This theorem is referenced by: relsdom 8938 brdomg 8943 brdomi 8944 ctex 8948 domssl 8983 domssr 8984 domtr 8992 undom 9041 xpdom2 9048 xpdom1g 9050 domunsncan 9053 sbth 9073 sbthcl 9075 fodomr 9104 pwdom 9105 domssex 9114 mapdom1 9118 mapdom2 9124 domtrfil 9164 sbthfi 9171 0sdom1dom 9194 1sdom2dom 9202 fineqv 9215 infsdomnn 9249 infn0ALT 9251 elharval 9511 harword 9513 domwdom 9524 unxpwdom 9539 infdifsn 9614 infdiffi 9615 ac10ct 10006 djudom2 10155 djuinf 10160 infdju1 10161 pwdjuidm 10163 djulepw 10164 infdjuabs 10176 infunabs 10177 pwdjudom 10186 infpss 10187 infmap2 10188 fictb 10215 infpssALT 10285 fin34 10362 ttukeylem1 10481 fodomb 10498 wdomac 10499 brdom3 10500 iundom2g 10512 iundom 10514 infxpidm 10534 gchdomtri 10602 pwfseq 10637 pwxpndom2 10638 pwxpndom 10639 pwdjundom 10640 gchdjuidm 10641 gchpwdom 10643 gchaclem 10651 reexALT 12999 hashdomi 14407 1stcrestlem 23570 hauspwdom 23619 ufilen 24048 ovoliunnul 25627 ovoliunnfl 38173 voliunnfl 38175 volsupnfl 38176 nnfoctb 45626 rn1st 45846 meadjiun 47038 caragenunicl 47096 |
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