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| Mirrors > Home > MPE Home > Th. List > endomtr | Structured version Visualization version GIF version | ||
| Description: Transitivity of equinumerosity and dominance. (Contributed by NM, 7-Jun-1998.) |
| Ref | Expression |
|---|---|
| endomtr | ⊢ ((𝐴 ≈ 𝐵 ∧ 𝐵 ≼ 𝐶) → 𝐴 ≼ 𝐶) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | endom 8930 | . 2 ⊢ (𝐴 ≈ 𝐵 → 𝐴 ≼ 𝐵) | |
| 2 | domtr 8958 | . 2 ⊢ ((𝐴 ≼ 𝐵 ∧ 𝐵 ≼ 𝐶) → 𝐴 ≼ 𝐶) | |
| 3 | 1, 2 | sylan 581 | 1 ⊢ ((𝐴 ≈ 𝐵 ∧ 𝐵 ≼ 𝐶) → 𝐴 ≼ 𝐶) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 395 class class class wbr 5100 ≈ cen 8894 ≼ cdom 8895 |
| 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-10 2147 ax-11 2163 ax-12 2185 ax-ext 2709 ax-sep 5245 ax-pow 5314 ax-pr 5381 ax-un 7692 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ral 3053 df-rex 3063 df-rab 3402 df-v 3444 df-dif 3906 df-un 3908 df-in 3910 df-ss 3920 df-nul 4288 df-if 4482 df-pw 4558 df-sn 4583 df-pr 4585 df-op 4589 df-uni 4866 df-br 5101 df-opab 5163 df-id 5529 df-xp 5640 df-rel 5641 df-cnv 5642 df-co 5643 df-dm 5644 df-rn 5645 df-res 5646 df-ima 5647 df-fun 6504 df-fn 6505 df-f 6506 df-f1 6507 df-f1o 6509 df-en 8898 df-dom 8899 |
| This theorem is referenced by: cnvct 8985 xpdom1g 9016 xpdom3 9017 domunsncan 9019 domsdomtr 9054 domen1 9061 mapdom1 9084 mapdom2 9090 mapdom3 9091 hartogslem1 9461 harcard 9904 infxpenlem 9937 infpwfien 9986 alephsucdom 10003 mappwen 10036 dfac12lem2 10069 djulepw 10117 fictb 10168 cfflb 10183 canthp1lem1 10577 pwfseqlem5 10588 pwxpndom2 10590 pwdjundom 10592 gchxpidm 10594 gchhar 10604 tskinf 10694 inar1 10700 gruina 10743 rexpen 16167 mreexdomd 17586 hauspwdom 23462 rectbntr0 24794 rabfodom 32598 snct 32808 dya2iocct 34464 finminlem 36540 iccioo01 37609 pibt2 37699 lindsdom 37894 poimirlem26 37926 heiborlem3 38093 pellexlem4 43218 pellexlem5 43219 safesnsupfidom1o 43802 sn1dom 43911 mpct 45588 thincciso2 49843 aacllem 50189 |
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