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| Mirrors > Home > MPE Home > Th. List > endom | Structured version Visualization version GIF version | ||
| Description: Equinumerosity implies dominance. Theorem 15 of [Suppes] p. 94. (Contributed by NM, 28-May-1998.) |
| Ref | Expression |
|---|---|
| endom | ⊢ (𝐴 ≈ 𝐵 → 𝐴 ≼ 𝐵) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | enssdom 8985 | . 2 ⊢ ≈ ⊆ ≼ | |
| 2 | 1 | ssbri 5150 | 1 ⊢ (𝐴 ≈ 𝐵 → 𝐴 ≼ 𝐵) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 class class class wbr 5103 ≈ cen 8952 ≼ cdom 8953 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2147 ax-9 2155 ax-ext 2732 |
| This proof depends on definitions: df-bi 210 df-an 402 df-ex 1813 df-sb 2100 df-clab 2739 df-cleq 2752 df-clel 2835 df-ss 3916 df-br 5104 df-opab 5168 df-f1o 6540 df-en 8956 df-dom 8957 |
| This theorem is used by: bren2 8992 domrefg 8996 endomtr 9021 domentr 9022 domunsncan 9078 sbthb 9099 dom0 9106 sdomentr 9112 ensdomtr 9114 domtriord 9124 domunsn 9128 xpen 9141 sdomdomtrfi 9198 domsdomtrfi 9199 sucdom2 9200 php 9204 php3 9206 onomeneq 9211 0sdom1dom 9219 rex2dom 9226 unxpdom2 9233 sucxpdom 9234 f1finf1o 9246 findcard3 9256 fodomfi 9285 wdomen1 9551 wdomen2 9552 fidomtri2 10002 prdom2 10012 acnen 10059 acnen2 10061 alephdom 10087 alephinit 10101 undjudom 10173 pwdjudom 10220 fin1a2lem11 10415 hsmexlem1 10431 gchdomtri 10641 gchdjuidm 10680 gchxpidm 10681 gchpwdom 10682 gchhar 10691 gruina 10830 nnct 14048 odinf 19693 hauspwdom 23730 ufildom1 24155 iscmet3 25524 mbfaddlem 25891 ctbssinf 38163 pibt2 38174 heiborlem3 38566 zct 45898 qct 46195 caratheodory 47359 |
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