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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 8976 | . 2 ⊢ (𝐴 ≈ 𝐵 → 𝐴 ≼ 𝐵) | |
| 2 | domtr 9004 | . 2 ⊢ ((𝐴 ≼ 𝐵 ∧ 𝐵 ≼ 𝐶) → 𝐴 ≼ 𝐶) | |
| 3 | 1, 2 | sylan 591 | 1 ⊢ ((𝐴 ≈ 𝐵 ∧ 𝐵 ≼ 𝐶) → 𝐴 ≼ 𝐶) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 400 class class class wbr 5111 ≈ cen 8940 ≼ cdom 8941 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1822 ax-4 1836 ax-5 1937 ax-6 1994 ax-7 2035 ax-8 2151 ax-9 2159 ax-10 2182 ax-11 2198 ax-12 2219 ax-ext 2741 ax-sep 5259 ax-pow 5337 ax-pr 5405 ax-un 7733 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3an 1103 df-tru 1570 df-fal 1580 df-ex 1807 df-nf 1811 df-sb 2098 df-mo 2573 df-eu 2603 df-clab 2748 df-cleq 2761 df-clel 2844 df-nfc 2918 df-ral 3086 df-rex 3096 df-rab 3423 df-v 3463 df-dif 3914 df-un 3916 df-in 3918 df-ss 3928 df-nul 4293 df-if 4491 df-pw 4567 df-sn 4593 df-pr 4595 df-op 4599 df-uni 4875 df-br 5112 df-opab 5176 df-id 5557 df-xp 5668 df-rel 5669 df-cnv 5670 df-co 5671 df-dm 5672 df-rn 5673 df-res 5674 df-ima 5675 df-fun 6539 df-fn 6540 df-f 6541 df-f1 6542 df-f1o 6544 df-en 8944 df-dom 8945 |
| This theorem is referenced by: cnvct 9031 xpdom1g 9062 xpdom3 9063 domunsncan 9065 domsdomtr 9100 domen1 9107 mapdom1 9130 mapdom2 9136 mapdom3 9137 hartogslem1 9504 harcard 9964 infxpenlem 9997 infpwfien 10046 alephsucdom 10063 mappwen 10096 dfac12lem2 10128 djulepw 10176 fictb 10227 cfflb 10243 canthp1lem1 10637 pwfseqlem5 10648 pwxpndom2 10650 pwdjundom 10652 gchxpidm 10654 gchhar 10664 tskinf 10754 inar1 10760 gruina 10803 rexpen 16284 mreexdomd 17705 hauspwdom 23627 rectbntr0 24959 rabfodom 32792 snct 32998 dya2iocct 34615 karddom 35507 finminlem 36752 iccioo01 37896 pibt2 37986 lindsdom 38188 poimirlem26 38220 heiborlem3 38387 pellexlem4 43486 pellexlem5 43487 safesnsupfidom1o 44070 sn1dom 44179 mpct 45845 thincciso2 50153 aacllem 50510 |
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