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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 8955 | . 2 ⊢ (𝐴 ≺ 𝐵 ↔ (𝐴 ≼ 𝐵 ∧ ¬ 𝐴 ≈ 𝐵)) | |
| 2 | 1 | simplbi 500 | 1 ⊢ (𝐴 ≺ 𝐵 → 𝐴 ≼ 𝐵) |
| Colors of variables: wff setvar class |
| Syntax hints: ¬ wn 3 → wi 4 class class class wbr 5100 ≈ cen 8924 ≼ cdom 8925 ≺ csdm 8926 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1815 ax-4 1829 ax-5 1930 ax-6 1987 ax-7 2028 ax-8 2144 ax-9 2152 ax-ext 2734 |
| This theorem depends on definitions: df-bi 209 df-an 400 df-tru 1563 df-ex 1800 df-sb 2091 df-clab 2741 df-cleq 2754 df-clel 2837 df-v 3456 df-dif 3907 df-br 5101 df-sdom 8930 |
| This theorem is referenced by: domdifsn 9032 sdomnsym 9074 sdomdomtr 9082 domsdomtr 9084 sdomtr 9087 domnsymfi 9168 sdomdomtrfi 9169 domsdomtrfi 9170 sucdom2 9171 php3 9177 1sdom2dom 9198 sucxpdom 9205 findcard3 9227 isfinite2 9242 card2on 9502 fict 9608 fidomtri2 9952 prdom2 9962 infxpenlem 9969 indcardi 9997 alephnbtwn2 10028 alephsucdom 10035 alephdom 10037 dfac13 10099 djulepw 10149 infdjuabs 10161 infdif 10164 infunsdom1 10168 infunsdom 10169 infxp 10170 cfslb2n 10225 sdom2en01 10259 isfin32i 10322 fin34 10347 fin67 10352 hsmexlem1 10383 hsmex3 10391 entri3 10516 alephexp1 10537 gchdomtri 10587 canthp1 10612 pwfseqlem5 10621 gchdjuidm 10626 gchxpidm 10627 gchpwdom 10628 hargch 10631 gchaclem 10636 gchhar 10637 gchac 10639 inawinalem 10647 inar1 10733 rankcf 10735 tskuni 10741 grothac 10788 rpnnen 16259 rexpen 16260 aleph1irr 16278 dis1stc 23559 hauspwdom 23561 sibfof 34637 ctbssinf 37900 pibt2 37911 heiborlem3 38312 harinf 43611 saluncl 46891 meadjun 47036 meaiunlelem 47042 omeunle 47090 |
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