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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 282 | . 2 ⊢ (𝜑 → (𝜏 ↔ 𝜓)) |
| 4 | 3bitr4d.2 | . 2 ⊢ (𝜑 → (𝜃 ↔ 𝜓)) | |
| 5 | 3, 4 | bitr4d 282 | 1 ⊢ (𝜑 → (𝜏 ↔ 𝜃)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 206 |
| 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 207 |
| This theorem is referenced by: inimasn 6114 funcnvmpt 6943 isof1oidb 7272 oacan 8476 ecdmn0 8689 wemapwe 9609 ttrclselem2 9638 r1pw 9760 adderpqlem 10868 mulerpqlem 10869 lterpq 10884 ltanq 10885 genpass 10923 readdcan 11311 lemuldiv 12027 msq11 12048 avglt2 12407 qbtwnre 13142 iooshf 13370 clim2c 15458 lo1o1 15485 climabs0 15538 reef11 16077 absefib 16156 efieq1re 16157 nndivides 16222 oddnn02np1 16308 oddge22np1 16309 evennn02n 16310 evennn2n 16311 halfleoddlt 16322 pc2dvds 16841 pcmpt 16854 subsubc 17811 ghmqusker 19253 odmulgid 19520 gexdvds 19550 submcmn2 19805 obslbs 21720 cnntr 23250 cndis 23266 cnindis 23267 cnpdis 23268 lmres 23275 cmpfi 23383 ist0-4 23704 txhmeo 23778 tsmssubm 24118 blin 24396 cncfmet 24886 icopnfcnv 24919 lmmbrf 25239 iscauf 25257 causs 25275 mbfposr 25629 itg2gt0 25737 limcflf 25858 limcres 25863 lhop1 25991 dvdsr1p 26139 fsumvma2 27191 vmasum 27193 chpchtsum 27196 bposlem1 27261 addscan2 27999 lesubaddsd 28099 mulscan2dlem 28184 bdayfinbndlem1 28473 iscgrgd 28595 tgcgr4 28613 lnrot1 28705 eqeelen 28987 nbusgreledg 29436 nb3grprlem2 29464 wspthsnwspthsnon 29999 rusgrnumwwlks 30060 clwwlkwwlksb 30139 clwwlknwwlksnb 30140 dmdmd 32386 nfpconfp 32720 1stpreimas 32794 xrdifh 32868 swrdrn3 33030 lsmsnorb 33466 esplyfval1 33732 fldextrspunlsp 33834 rhmpreimacnlem 34044 ismntop 34186 eulerpartlemgh 34538 signslema 34722 fmlafvel 35583 topdifinfindis 37676 leceifl 37944 lindsadd 37948 lindsenlbs 37950 iblabsnclem 38018 ftc1anclem6 38033 areacirclem5 38047 areacirc 38048 brcoss3 38858 lsatfixedN 39469 cdlemg10c 41099 diaglbN 41515 dih1 41746 dihglbcpreN 41760 mapdcv 42120 dvdsexpnn0 42780 ef11d 42785 ellz1 43213 islssfg 43516 proot1ex 43642 tfsconcat00 43793 eliooshift 45954 clim2cf 46096 dfatdmfcoafv2 47714 sfprmdvdsmersenne 48078 odd2np1ALTV 48162 vopnbgrelself 48343 rrx2plordisom 49211 i0oii 49407 io1ii 49408 oppccic 49531 uptrlem3 49699 uptr2 49708 |
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