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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 8920 | . 2 ⊢ (𝐴 ≈ 𝐵 → 𝐴 ≼ 𝐵) | |
| 2 | domtr 8948 | . 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 5099 ≈ cen 8884 ≼ cdom 8885 |
| 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 5242 ax-nul 5252 ax-pow 5311 ax-pr 5378 ax-un 7682 |
| 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 3062 df-rab 3401 df-v 3443 df-dif 3905 df-un 3907 df-in 3909 df-ss 3919 df-nul 4287 df-if 4481 df-pw 4557 df-sn 4582 df-pr 4584 df-op 4588 df-uni 4865 df-br 5100 df-opab 5162 df-id 5520 df-xp 5631 df-rel 5632 df-cnv 5633 df-co 5634 df-dm 5635 df-rn 5636 df-res 5637 df-ima 5638 df-fun 6495 df-fn 6496 df-f 6497 df-f1 6498 df-f1o 6500 df-en 8888 df-dom 8889 |
| This theorem is referenced by: cnvct 8975 xpdom1g 9006 xpdom3 9007 domunsncan 9009 domsdomtr 9044 domen1 9051 mapdom1 9074 mapdom2 9080 mapdom3 9081 hartogslem1 9451 harcard 9894 infxpenlem 9927 infpwfien 9976 alephsucdom 9993 mappwen 10026 dfac12lem2 10059 djulepw 10107 fictb 10158 cfflb 10173 canthp1lem1 10567 pwfseqlem5 10578 pwxpndom2 10580 pwdjundom 10582 gchxpidm 10584 gchhar 10594 tskinf 10684 inar1 10690 gruina 10733 rexpen 16157 mreexdomd 17576 hauspwdom 23449 rectbntr0 24781 rabfodom 32583 snct 32793 dya2iocct 34439 finminlem 36514 iccioo01 37534 pibt2 37624 lindsdom 37817 poimirlem26 37849 heiborlem3 38016 pellexlem4 43141 pellexlem5 43142 safesnsupfidom1o 43725 sn1dom 43834 mpct 45512 thincciso2 49767 aacllem 50113 |
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