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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 6155 funcnvmpt 6993 isof1oidb 7324 oacan 8534 ecdmn0 8748 wemapwe 9667 ttrclselem2 9696 r1pw 9818 adderpqlem 10940 mulerpqlem 10941 lterpq 10956 ltanq 10957 genpass 10995 readdcan 11385 lemuldiv 12096 msq11 12117 avglt2 12484 qbtwnre 13226 iooshf 13454 clim2c 15558 lo1o1 15585 climabs0 15638 reef11 16176 absefib 16255 efieq1re 16256 nndivides 16321 oddnn02np1 16407 oddge22np1 16408 evennn02n 16409 evennn2n 16410 halfleoddlt 16421 pc2dvds 16940 pcmpt 16953 subsubc 17911 ghmqusker 19358 odmulgid 19625 gexdvds 19655 submcmn2 19910 obslbs 21861 cnntr 23413 cndis 23429 cnindis 23430 cnpdis 23431 lmres 23438 cmpfi 23546 ist0-4 23867 txhmeo 23941 tsmssubm 24281 blin 24559 cncfmet 25049 icopnfcnv 25082 lmmbrf 25402 iscauf 25420 causs 25438 mbfposr 25792 itg2gt0 25900 limcflf 26021 limcres 26026 lhop1 26154 dvdsr1p 26302 fsumvma2 27359 vmasum 27361 chpchtsum 27364 bposlem1 27429 addscan2 28167 lesubaddsd 28267 mulscan2dlem 28352 bdayfinbndlem1 28641 iscgrgd 28763 tgcgr4 28781 lnrot1 28877 dfprlng2 29178 eqeelen 29235 nbusgreledg 29684 nb3grprlem2 29712 wspthsnwspthsnon 30246 rusgrnumwwlks 30307 clwwlkwwlksb 30386 clwwlknwwlksnb 30387 dmdmd 32633 nfpconfp 32958 1stpreimas 33032 xrdifh 33106 swrdrn3 33256 lsmsnorb 33685 esplyfval1 33944 fldextrspunlsp 34045 rhmpreimacnlem 34255 ismntop 34397 eulerpartlemgh 34749 signslema 34930 fmlafvel 35858 topdifinfindis 37973 leceifl 38241 lindsadd 38245 lindsenlbs 38247 iblabsnclem 38315 ftc1anclem6 38330 areacirclem5 38344 areacirc 38345 brcoss3 39153 lsatfixedN 39764 cdlemg10c 41394 diaglbN 41810 dih1 42041 dihglbcpreN 42055 mapdcv 42415 dvdsexpnn0 43076 ef11d 43081 ellz1 43481 islssfg 43780 proot1ex 43906 tfsconcat00 44057 eliooshift 46205 clim2cf 46347 dfatdmfcoafv2 47974 sfprmdvdsmersenne 48338 odd2np1ALTV 48422 vopnbgrelself 48603 rrx2plordisom 49486 i0oii 49681 io1ii 49682 oppccic 49805 uptrlem3 49973 uptr2 49982 |
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