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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 283 | . 2 ⊢ (𝜑 → (𝜏 ↔ 𝜓)) |
| 4 | 3bitr4d.2 | . 2 ⊢ (𝜑 → (𝜃 ↔ 𝜓)) | |
| 5 | 3, 4 | bitr4d 283 | 1 ⊢ (𝜑 → (𝜏 ↔ 𝜃)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 207 |
| 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 208 |
| This theorem is referenced by: inimasn 6114 funcnvmpt 6944 isof1oidb 7275 oacan 8480 ecdmn0 8693 wemapwe 9616 ttrclselem2 9645 r1pw 9767 adderpqlem 10875 mulerpqlem 10876 lterpq 10891 ltanq 10892 genpass 10930 readdcan 11318 lemuldiv 12034 msq11 12055 avglt2 12414 qbtwnre 13149 iooshf 13377 clim2c 15465 lo1o1 15492 climabs0 15545 reef11 16084 absefib 16163 efieq1re 16164 nndivides 16229 oddnn02np1 16315 oddge22np1 16316 evennn02n 16317 evennn2n 16318 halfleoddlt 16329 pc2dvds 16848 pcmpt 16861 subsubc 17818 ghmqusker 19260 odmulgid 19527 gexdvds 19557 submcmn2 19812 obslbs 21712 cnntr 23265 cndis 23281 cnindis 23282 cnpdis 23283 lmres 23290 cmpfi 23398 ist0-4 23719 txhmeo 23793 tsmssubm 24133 blin 24411 cncfmet 24901 icopnfcnv 24934 lmmbrf 25254 iscauf 25272 causs 25290 mbfposr 25644 itg2gt0 25752 limcflf 25873 limcres 25878 lhop1 26006 dvdsr1p 26154 fsumvma2 27202 vmasum 27204 chpchtsum 27207 bposlem1 27272 addscan2 28010 lesubaddsd 28110 mulscan2dlem 28195 bdayfinbndlem1 28484 iscgrgd 28606 tgcgr4 28624 lnrot1 28716 eqeelen 28998 nbusgreledg 29447 nb3grprlem2 29475 wspthsnwspthsnon 30009 rusgrnumwwlks 30070 clwwlkwwlksb 30149 clwwlknwwlksnb 30150 dmdmd 32396 nfpconfp 32731 1stpreimas 32805 xrdifh 32879 swrdrn3 33041 lsmsnorb 33481 esplyfval1 33764 fldextrspunlsp 33865 rhmpreimacnlem 34075 ismntop 34217 eulerpartlemgh 34569 signslema 34753 fmlafvel 35620 topdifinfindis 37715 leceifl 37983 lindsadd 37987 lindsenlbs 37989 iblabsnclem 38057 ftc1anclem6 38072 areacirclem5 38086 areacirc 38087 brcoss3 38897 lsatfixedN 39508 cdlemg10c 41138 diaglbN 41554 dih1 41785 dihglbcpreN 41799 mapdcv 42159 dvdsexpnn0 42818 ef11d 42823 ellz1 43223 islssfg 43522 proot1ex 43648 tfsconcat00 43799 eliooshift 45958 clim2cf 46100 dfatdmfcoafv2 47724 sfprmdvdsmersenne 48088 odd2np1ALTV 48172 vopnbgrelself 48353 rrx2plordisom 49221 i0oii 49417 io1ii 49418 oppccic 49541 uptrlem3 49709 uptr2 49718 |
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