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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 5072 ≈ 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 1802 ax-4 1816 ax-5 1917 ax-6 1974 ax-7 2015 ax-8 2121 ax-9 2129 ax-ext 2711 |
| This theorem depends on definitions: df-bi 208 df-an 397 df-tru 1550 df-ex 1787 df-sb 2074 df-clab 2718 df-cleq 2731 df-clel 2814 df-v 3433 df-dif 3886 df-br 5073 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 9565 fidomtri2 9909 prdom2 9919 infxpenlem 9926 indcardi 9954 alephnbtwn2 9985 alephsucdom 9992 alephdom 9994 dfac13 10056 djulepw 10106 infdjuabs 10118 infdif 10121 infunsdom1 10125 infunsdom 10126 infxp 10127 cfslb2n 10181 sdom2en01 10215 isfin32i 10278 fin34 10303 fin67 10308 hsmexlem1 10339 hsmex3 10347 entri3 10472 alephexp1 10493 gchdomtri 10543 canthp1 10568 pwfseqlem5 10577 gchdjuidm 10582 gchxpidm 10583 gchpwdom 10584 hargch 10587 gchaclem 10592 gchhar 10593 gchac 10595 inawinalem 10603 inar1 10689 rankcf 10691 tskuni 10697 grothac 10744 rpnnen 16185 rexpen 16186 aleph1irr 16204 dis1stc 23482 hauspwdom 23484 sibfof 34524 ctbssinf 37768 pibt2 37779 heiborlem3 38180 harinf 43479 saluncl 46760 meadjun 46905 meaiunlelem 46911 omeunle 46959 |
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