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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 8962 | . 2 ⊢ (𝐴 ≈ 𝐵 → 𝐴 ≼ 𝐵) | |
| 2 | domtr 8990 | . 2 ⊢ ((𝐴 ≼ 𝐵 ∧ 𝐵 ≼ 𝐶) → 𝐴 ≼ 𝐶) | |
| 3 | 1, 2 | sylan 589 | 1 ⊢ ((𝐴 ≈ 𝐵 ∧ 𝐵 ≼ 𝐶) → 𝐴 ≼ 𝐶) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 399 class class class wbr 5102 ≈ cen 8926 ≼ cdom 8927 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1817 ax-4 1831 ax-5 1932 ax-6 1989 ax-7 2030 ax-8 2146 ax-9 2154 ax-10 2177 ax-11 2193 ax-12 2214 ax-ext 2736 ax-sep 5248 ax-pow 5324 ax-pr 5392 ax-un 7720 |
| This theorem depends on definitions: df-bi 209 df-an 400 df-or 859 df-3an 1101 df-tru 1565 df-fal 1575 df-ex 1802 df-nf 1806 df-sb 2093 df-mo 2568 df-eu 2598 df-clab 2743 df-cleq 2756 df-clel 2839 df-nfc 2913 df-ral 3079 df-rex 3089 df-rab 3417 df-v 3458 df-dif 3909 df-un 3911 df-in 3913 df-ss 3923 df-nul 4288 df-if 4483 df-pw 4559 df-sn 4585 df-pr 4587 df-op 4591 df-uni 4868 df-br 5103 df-opab 5165 df-id 5544 df-xp 5655 df-rel 5656 df-cnv 5657 df-co 5658 df-dm 5659 df-rn 5660 df-res 5661 df-ima 5662 df-fun 6525 df-fn 6526 df-f 6527 df-f1 6528 df-f1o 6530 df-en 8930 df-dom 8931 |
| This theorem is referenced by: cnvct 9017 xpdom1g 9048 xpdom3 9049 domunsncan 9051 domsdomtr 9086 domen1 9093 mapdom1 9116 mapdom2 9122 mapdom3 9123 hartogslem1 9492 harcard 9938 infxpenlem 9971 infpwfien 10020 alephsucdom 10037 mappwen 10070 dfac12lem2 10103 djulepw 10151 fictb 10202 cfflb 10218 canthp1lem1 10612 pwfseqlem5 10623 pwxpndom2 10625 pwdjundom 10627 gchxpidm 10629 gchhar 10639 tskinf 10729 inar1 10735 gruina 10778 rexpen 16262 mreexdomd 17683 hauspwdom 23563 rectbntr0 24895 rabfodom 32706 snct 32916 dya2iocct 34579 finminlem 36683 iccioo01 37826 pibt2 37916 lindsdom 38118 poimirlem26 38150 heiborlem3 38317 pellexlem4 43414 pellexlem5 43415 safesnsupfidom1o 43998 sn1dom 44107 mpct 45783 thincciso2 50081 aacllem 50427 |
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