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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 8917 | . 2 ⊢ (𝐴 ≈ 𝐵 → 𝐴 ≼ 𝐵) | |
| 2 | domtr 8945 | . 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 5086 ≈ cen 8881 ≼ cdom 8882 |
| 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 5231 ax-pow 5300 ax-pr 5368 ax-un 7680 |
| 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 3391 df-v 3432 df-dif 3893 df-un 3895 df-in 3897 df-ss 3907 df-nul 4275 df-if 4468 df-pw 4544 df-sn 4569 df-pr 4571 df-op 4575 df-uni 4852 df-br 5087 df-opab 5149 df-id 5517 df-xp 5628 df-rel 5629 df-cnv 5630 df-co 5631 df-dm 5632 df-rn 5633 df-res 5634 df-ima 5635 df-fun 6492 df-fn 6493 df-f 6494 df-f1 6495 df-f1o 6497 df-en 8885 df-dom 8886 |
| This theorem is referenced by: cnvct 8972 xpdom1g 9003 xpdom3 9004 domunsncan 9006 domsdomtr 9041 domen1 9048 mapdom1 9071 mapdom2 9077 mapdom3 9078 hartogslem1 9448 harcard 9891 infxpenlem 9924 infpwfien 9973 alephsucdom 9990 mappwen 10023 dfac12lem2 10056 djulepw 10104 fictb 10155 cfflb 10170 canthp1lem1 10564 pwfseqlem5 10575 pwxpndom2 10577 pwdjundom 10579 gchxpidm 10581 gchhar 10591 tskinf 10681 inar1 10687 gruina 10730 rexpen 16184 mreexdomd 17604 hauspwdom 23475 rectbntr0 24807 rabfodom 32595 snct 32805 dya2iocct 34445 finminlem 36521 iccioo01 37654 pibt2 37744 lindsdom 37946 poimirlem26 37978 heiborlem3 38145 pellexlem4 43275 pellexlem5 43276 safesnsupfidom1o 43859 sn1dom 43968 mpct 45645 thincciso2 49927 aacllem 50273 |
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