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Mirrors > Home > MPE Home > Th. List > 3anbi23d | Structured version Visualization version GIF version |
Description: Deduction conjoining and adding a conjunct to equivalences. (Contributed by NM, 8-Sep-2006.) |
Ref | Expression |
---|---|
3anbi12d.1 | ⊢ (𝜑 → (𝜓 ↔ 𝜒)) |
3anbi12d.2 | ⊢ (𝜑 → (𝜃 ↔ 𝜏)) |
Ref | Expression |
---|---|
3anbi23d | ⊢ (𝜑 → ((𝜂 ∧ 𝜓 ∧ 𝜃) ↔ (𝜂 ∧ 𝜒 ∧ 𝜏))) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | biidd 252 | . 2 ⊢ (𝜑 → (𝜂 ↔ 𝜂)) | |
2 | 3anbi12d.1 | . 2 ⊢ (𝜑 → (𝜓 ↔ 𝜒)) | |
3 | 3anbi12d.2 | . 2 ⊢ (𝜑 → (𝜃 ↔ 𝜏)) | |
4 | 1, 2, 3 | 3anbi123d 1399 | 1 ⊢ (𝜑 → ((𝜂 ∧ 𝜓 ∧ 𝜃) ↔ (𝜂 ∧ 𝜒 ∧ 𝜏))) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ↔ wb 196 ∧ w3a 1037 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 |
This theorem depends on definitions: df-bi 197 df-an 386 df-3an 1039 |
This theorem is referenced by: f1dom3el3dif 6526 wrecseq123 7408 oeeui 7682 fpwwe2lem5 9456 pwfseqlem4a 9483 pwfseqlem4 9484 swrdccatin12lem3 13490 prodeq2w 14642 prodeq2ii 14643 divalg 15126 dfgcd2 15263 iscatd2 16342 posi 16950 issubg3 17612 pmtrfrn 17878 psgnunilem2 17915 psgnunilem3 17916 lmhmpropd 19073 lbsacsbs 19156 frlmphl 20120 neiptoptop 20935 neiptopnei 20936 cnhaus 21158 nrmsep 21161 dishaus 21186 ordthauslem 21187 nconnsubb 21226 pthaus 21441 txhaus 21450 xkohaus 21456 regr1lem 21542 isust 22007 ustuqtop4 22048 methaus 22325 metnrmlem3 22664 iscau4 23077 pmltpclem1 23217 dvfsumlem2 23790 aannenlem1 24083 aannenlem2 24084 istrkgcb 25355 hlbtwn 25506 iscgra 25701 dfcgra2 25721 f1otrge 25752 axlowdim 25841 axeuclidlem 25842 eengtrkg 25865 clwwlks 26879 clwlksfclwwlk 26962 upgr3v3e3cycl 27040 upgr4cycl4dv4e 27045 numclwwlk5 27246 ex-opab 27289 l2p 27331 vciOLD 27416 isvclem 27432 isnvlem 27465 dipass 27700 adj1 28792 adjeq 28794 cnlnssadj 28939 br8d 29422 carsgmon 30376 carsgsigalem 30377 carsgclctunlem2 30381 carsgclctun 30383 bnj1154 31067 br8 31646 br6 31647 br4 31648 brsslt 31900 fvtransport 32139 brcgr3 32153 brfs 32186 fscgr 32187 btwnconn1lem11 32204 brsegle 32215 fvray 32248 linedegen 32250 fvline 32251 poimirlem28 33437 poimirlem32 33441 heiborlem2 33611 hlsuprexch 34667 3dim1lem5 34752 lplni2 34823 2llnjN 34853 lvoli2 34867 2lplnj 34906 cdleme18d 35582 cdlemg1cex 35876 ismrc 37264 monotoddzzfi 37507 oddcomabszz 37509 zindbi 37511 rmydioph 37581 fsumiunss 39807 sumnnodd 39862 stoweidlem31 40248 stoweidlem34 40251 stoweidlem43 40260 stoweidlem48 40265 fourierdlem42 40366 sge0iunmptlemre 40632 sge0iunmpt 40635 vonioo 40896 vonicc 40899 |
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