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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 8517 | . 2 ⊢ ≈ ⊆ ≼ | |
2 | 1 | ssbri 5075 | 1 ⊢ (𝐴 ≈ 𝐵 → 𝐴 ≼ 𝐵) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 class class class wbr 5030 ≈ cen 8489 ≼ cdom 8490 |
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 1911 ax-6 1970 ax-7 2015 ax-8 2113 ax-9 2121 ax-10 2142 ax-11 2158 ax-12 2175 ax-ext 2770 ax-sep 5167 ax-nul 5174 ax-pr 5295 |
This theorem depends on definitions: df-bi 210 df-an 400 df-or 845 df-3an 1086 df-tru 1541 df-ex 1782 df-nf 1786 df-sb 2070 df-mo 2598 df-eu 2629 df-clab 2777 df-cleq 2791 df-clel 2870 df-nfc 2938 df-v 3443 df-dif 3884 df-un 3886 df-in 3888 df-ss 3898 df-nul 4244 df-if 4426 df-sn 4526 df-pr 4528 df-op 4532 df-br 5031 df-opab 5093 df-xp 5525 df-rel 5526 df-f1o 6331 df-en 8493 df-dom 8494 |
This theorem is referenced by: bren2 8523 domrefg 8527 endomtr 8550 domentr 8551 domunsncan 8600 sbthb 8622 sdomentr 8635 ensdomtr 8637 domtriord 8647 domunsn 8651 xpen 8664 unxpdom2 8710 sucxpdom 8711 wdomen1 9024 wdomen2 9025 fidomtri2 9407 prdom2 9417 acnen 9464 acnen2 9466 alephdom 9492 alephinit 9506 undjudom 9578 pwdjudom 9627 fin1a2lem11 9821 hsmexlem1 9837 gchdomtri 10040 gchdjuidm 10079 gchxpidm 10080 gchpwdom 10081 gchhar 10090 gruina 10229 nnct 13344 odinf 18682 hauspwdom 22106 ufildom1 22531 iscmet3 23897 mbfaddlem 24264 ctbssinf 34823 pibt2 34834 heiborlem3 35251 zct 41695 qct 41994 caratheodory 43167 |
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