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| Mirrors > Home > MPE Home > Th. List > 3bitr4rd | Structured version Visualization version GIF version | ||
| Description: Deduction from transitivity of biconditional. (Contributed by NM, 4-Aug-2006.) |
| Ref | Expression |
|---|---|
| 3bitr4d.1 | ⊢ (𝜑 → (𝜓 ↔ 𝜒)) |
| 3bitr4d.2 | ⊢ (𝜑 → (𝜃 ↔ 𝜓)) |
| 3bitr4d.3 | ⊢ (𝜑 → (𝜏 ↔ 𝜒)) |
| Ref | Expression |
|---|---|
| 3bitr4rd | ⊢ (𝜑 → (𝜏 ↔ 𝜃)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 3bitr4d.3 | . . 3 ⊢ (𝜑 → (𝜏 ↔ 𝜒)) | |
| 2 | 3bitr4d.1 | . . 3 ⊢ (𝜑 → (𝜓 ↔ 𝜒)) | |
| 3 | 1, 2 | bitr4d 285 | . 2 ⊢ (𝜑 → (𝜏 ↔ 𝜓)) |
| 4 | 3bitr4d.2 | . 2 ⊢ (𝜑 → (𝜃 ↔ 𝜓)) | |
| 5 | 3, 4 | bitr4d 285 | 1 ⊢ (𝜑 → (𝜏 ↔ 𝜃)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 209 |
| 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 210 |
| This theorem is referenced by: inimasn 6152 funcnvmpt 6989 isof1oidb 7320 oacan 8529 ecdmn0 8743 wemapwe 9662 ttrclselem2 9691 r1pw 9813 adderpqlem 10935 mulerpqlem 10936 lterpq 10951 ltanq 10952 genpass 10990 readdcan 11380 lemuldiv 12091 msq11 12112 avglt2 12479 qbtwnre 13221 iooshf 13449 clim2c 15552 lo1o1 15579 climabs0 15632 reef11 16171 absefib 16250 efieq1re 16251 nndivides 16316 oddnn02np1 16402 oddge22np1 16403 evennn02n 16404 evennn2n 16405 halfleoddlt 16416 pc2dvds 16935 pcmpt 16948 subsubc 17906 ghmqusker 19353 odmulgid 19620 gexdvds 19650 submcmn2 19905 obslbs 21845 cnntr 23397 cndis 23413 cnindis 23414 cnpdis 23415 lmres 23422 cmpfi 23530 ist0-4 23851 txhmeo 23925 tsmssubm 24265 blin 24543 cncfmet 25033 icopnfcnv 25066 lmmbrf 25386 iscauf 25404 causs 25422 mbfposr 25776 itg2gt0 25884 limcflf 26005 limcres 26010 lhop1 26138 dvdsr1p 26286 fsumvma2 27340 vmasum 27342 chpchtsum 27345 bposlem1 27410 addscan2 28148 lesubaddsd 28248 mulscan2dlem 28333 bdayfinbndlem1 28622 iscgrgd 28744 tgcgr4 28762 lnrot1 28854 eqeelen 29191 nbusgreledg 29640 nb3grprlem2 29668 wspthsnwspthsnon 30202 rusgrnumwwlks 30263 clwwlkwwlksb 30342 clwwlknwwlksnb 30343 dmdmd 32589 nfpconfp 32914 1stpreimas 32988 xrdifh 33062 swrdrn3 33212 lsmsnorb 33644 esplyfval1 33904 fldextrspunlsp 34005 rhmpreimacnlem 34215 ismntop 34357 eulerpartlemgh 34709 signslema 34890 fmlafvel 35772 topdifinfindis 37875 leceifl 38143 lindsadd 38147 lindsenlbs 38149 iblabsnclem 38217 ftc1anclem6 38232 areacirclem5 38246 areacirc 38247 brcoss3 39057 lsatfixedN 39668 cdlemg10c 41298 diaglbN 41714 dih1 41945 dihglbcpreN 41959 mapdcv 42319 dvdsexpnn0 42978 ef11d 42983 ellz1 43383 islssfg 43682 proot1ex 43808 tfsconcat00 43959 eliooshift 46107 clim2cf 46249 dfatdmfcoafv2 47873 sfprmdvdsmersenne 48237 odd2np1ALTV 48321 vopnbgrelself 48502 rrx2plordisom 49381 i0oii 49576 io1ii 49577 oppccic 49700 uptrlem3 49868 uptr2 49877 |
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