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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 8909 | . 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 5096 ≈ cen 8878 ≼ cdom 8879 ≺ csdm 8880 |
| 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 2706 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-tru 1544 df-ex 1781 df-sb 2068 df-clab 2713 df-cleq 2726 df-clel 2809 df-v 3440 df-dif 3902 df-br 5097 df-sdom 8884 |
| This theorem is referenced by: domdifsn 8986 sdomnsym 9028 sdomdomtr 9036 domsdomtr 9038 sdomtr 9041 domnsymfi 9122 sdomdomtrfi 9123 domsdomtrfi 9124 sucdom2 9125 php3 9131 1sdom2dom 9152 sucxpdom 9159 findcard3 9181 isfinite2 9196 card2on 9457 fict 9560 fidomtri2 9904 prdom2 9914 infxpenlem 9921 indcardi 9949 alephnbtwn2 9980 alephsucdom 9987 alephdom 9989 dfac13 10051 djulepw 10101 infdjuabs 10113 infdif 10116 infunsdom1 10120 infunsdom 10121 infxp 10122 cfslb2n 10176 sdom2en01 10210 isfin32i 10273 fin34 10298 fin67 10303 hsmexlem1 10334 hsmex3 10342 entri3 10467 alephexp1 10488 gchdomtri 10538 canthp1 10563 pwfseqlem5 10572 gchdjuidm 10577 gchxpidm 10578 gchpwdom 10579 hargch 10582 gchaclem 10587 gchhar 10588 gchac 10590 inawinalem 10598 inar1 10684 rankcf 10686 tskuni 10692 grothac 10739 rpnnen 16150 rexpen 16151 aleph1irr 16169 dis1stc 23441 hauspwdom 23443 sibfof 34446 ctbssinf 37550 pibt2 37561 heiborlem3 37953 harinf 43218 saluncl 46503 meadjun 46648 meaiunlelem 46654 omeunle 46702 |
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