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| Mirrors > Home > MPE Home > Th. List > sdomdom | Structured version Visualization version GIF version | ||
| Description: Strict dominance implies dominance. (Contributed by NM, 10-Jun-1998.) |
| Ref | Expression |
|---|---|
| sdomdom | ⊢ (𝐴 ≺ 𝐵 → 𝐴 ≼ 𝐵) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | brsdom 8911 | . 2 ⊢ (𝐴 ≺ 𝐵 ↔ (𝐴 ≼ 𝐵 ∧ ¬ 𝐴 ≈ 𝐵)) | |
| 2 | 1 | simplbi 497 | 1 ⊢ (𝐴 ≺ 𝐵 → 𝐴 ≼ 𝐵) |
| Colors of variables: wff setvar class |
| Syntax hints: ¬ wn 3 → wi 4 class class class wbr 5098 ≈ cen 8880 ≼ cdom 8881 ≺ csdm 8882 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1968 ax-7 2009 ax-8 2115 ax-9 2123 ax-ext 2708 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-tru 1544 df-ex 1781 df-sb 2068 df-clab 2715 df-cleq 2728 df-clel 2811 df-v 3442 df-dif 3904 df-br 5099 df-sdom 8886 |
| This theorem is referenced by: domdifsn 8988 sdomnsym 9030 sdomdomtr 9038 domsdomtr 9040 sdomtr 9043 domnsymfi 9124 sdomdomtrfi 9125 domsdomtrfi 9126 sucdom2 9127 php3 9133 1sdom2dom 9154 sucxpdom 9161 findcard3 9183 isfinite2 9198 card2on 9459 fict 9562 fidomtri2 9906 prdom2 9916 infxpenlem 9923 indcardi 9951 alephnbtwn2 9982 alephsucdom 9989 alephdom 9991 dfac13 10053 djulepw 10103 infdjuabs 10115 infdif 10118 infunsdom1 10122 infunsdom 10123 infxp 10124 cfslb2n 10178 sdom2en01 10212 isfin32i 10275 fin34 10300 fin67 10305 hsmexlem1 10336 hsmex3 10344 entri3 10469 alephexp1 10490 gchdomtri 10540 canthp1 10565 pwfseqlem5 10574 gchdjuidm 10579 gchxpidm 10580 gchpwdom 10581 hargch 10584 gchaclem 10589 gchhar 10590 gchac 10592 inawinalem 10600 inar1 10686 rankcf 10688 tskuni 10694 grothac 10741 rpnnen 16152 rexpen 16153 aleph1irr 16171 dis1stc 23443 hauspwdom 23445 sibfof 34497 ctbssinf 37611 pibt2 37622 heiborlem3 38014 harinf 43286 saluncl 46571 meadjun 46716 meaiunlelem 46722 omeunle 46770 |
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