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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 8915 | . 2 ⊢ (𝐴 ≺ 𝐵 ↔ (𝐴 ≼ 𝐵 ∧ ¬ 𝐴 ≈ 𝐵)) | |
| 2 | 1 | simplbi 496 | 1 ⊢ (𝐴 ≺ 𝐵 → 𝐴 ≼ 𝐵) |
| Colors of variables: wff setvar class |
| Syntax hints: ¬ wn 3 → wi 4 class class class wbr 5086 ≈ cen 8884 ≼ cdom 8885 ≺ csdm 8886 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-ext 2709 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-tru 1545 df-ex 1782 df-sb 2069 df-clab 2716 df-cleq 2729 df-clel 2812 df-v 3432 df-dif 3893 df-br 5087 df-sdom 8890 |
| This theorem is referenced by: domdifsn 8992 sdomnsym 9034 sdomdomtr 9042 domsdomtr 9044 sdomtr 9047 domnsymfi 9128 sdomdomtrfi 9129 domsdomtrfi 9130 sucdom2 9131 php3 9137 1sdom2dom 9158 sucxpdom 9165 findcard3 9187 isfinite2 9202 card2on 9463 fict 9568 fidomtri2 9912 prdom2 9922 infxpenlem 9929 indcardi 9957 alephnbtwn2 9988 alephsucdom 9995 alephdom 9997 dfac13 10059 djulepw 10109 infdjuabs 10121 infdif 10124 infunsdom1 10128 infunsdom 10129 infxp 10130 cfslb2n 10184 sdom2en01 10218 isfin32i 10281 fin34 10306 fin67 10311 hsmexlem1 10342 hsmex3 10350 entri3 10475 alephexp1 10496 gchdomtri 10546 canthp1 10571 pwfseqlem5 10580 gchdjuidm 10585 gchxpidm 10586 gchpwdom 10587 hargch 10590 gchaclem 10595 gchhar 10596 gchac 10598 inawinalem 10606 inar1 10692 rankcf 10694 tskuni 10700 grothac 10747 rpnnen 16188 rexpen 16189 aleph1irr 16207 dis1stc 23477 hauspwdom 23479 sibfof 34503 ctbssinf 37739 pibt2 37750 heiborlem3 38151 harinf 43483 saluncl 46766 meadjun 46911 meaiunlelem 46917 omeunle 46965 |
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