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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 284 | . 2 ⊢ (𝜑 → (𝜏 ↔ 𝜓)) |
| 4 | 3bitr4d.2 | . 2 ⊢ (𝜑 → (𝜃 ↔ 𝜓)) | |
| 5 | 3, 4 | bitr4d 284 | 1 ⊢ (𝜑 → (𝜏 ↔ 𝜃)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 208 |
| 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 209 |
| This theorem is referenced by: inimasn 6137 funcnvmpt 6972 isof1oidb 7303 oacan 8511 ecdmn0 8725 wemapwe 9646 ttrclselem2 9675 r1pw 9797 adderpqlem 10906 mulerpqlem 10907 lterpq 10922 ltanq 10923 genpass 10961 readdcan 11351 lemuldiv 12066 msq11 12087 avglt2 12454 qbtwnre 13196 iooshf 13424 clim2c 15523 lo1o1 15550 climabs0 15603 reef11 16142 absefib 16221 efieq1re 16222 nndivides 16287 oddnn02np1 16373 oddge22np1 16374 evennn02n 16375 evennn2n 16376 halfleoddlt 16387 pc2dvds 16906 pcmpt 16919 subsubc 17877 ghmqusker 19318 odmulgid 19585 gexdvds 19615 submcmn2 19870 obslbs 21770 cnntr 23323 cndis 23339 cnindis 23340 cnpdis 23341 lmres 23348 cmpfi 23456 ist0-4 23777 txhmeo 23851 tsmssubm 24191 blin 24469 cncfmet 24959 icopnfcnv 24992 lmmbrf 25312 iscauf 25330 causs 25348 mbfposr 25702 itg2gt0 25810 limcflf 25931 limcres 25936 lhop1 26064 dvdsr1p 26212 fsumvma2 27266 vmasum 27268 chpchtsum 27271 bposlem1 27336 addscan2 28074 lesubaddsd 28174 mulscan2dlem 28259 bdayfinbndlem1 28548 iscgrgd 28670 tgcgr4 28688 lnrot1 28780 eqeelen 29062 nbusgreledg 29511 nb3grprlem2 29539 wspthsnwspthsnon 30073 rusgrnumwwlks 30134 clwwlkwwlksb 30213 clwwlknwwlksnb 30214 dmdmd 32460 nfpconfp 32795 1stpreimas 32869 xrdifh 32943 swrdrn3 33094 lsmsnorb 33538 esplyfval1 33831 fldextrspunlsp 33932 rhmpreimacnlem 34142 ismntop 34284 eulerpartlemgh 34636 signslema 34817 fmlafvel 35696 topdifinfindis 37801 leceifl 38069 lindsadd 38073 lindsenlbs 38075 iblabsnclem 38143 ftc1anclem6 38158 areacirclem5 38172 areacirc 38173 brcoss3 38983 lsatfixedN 39594 cdlemg10c 41224 diaglbN 41640 dih1 41871 dihglbcpreN 41885 mapdcv 42245 dvdsexpnn0 42904 ef11d 42909 ellz1 43309 islssfg 43608 proot1ex 43734 tfsconcat00 43885 eliooshift 46043 clim2cf 46185 dfatdmfcoafv2 47809 sfprmdvdsmersenne 48173 odd2np1ALTV 48257 vopnbgrelself 48438 rrx2plordisom 49306 i0oii 49502 io1ii 49503 oppccic 49626 uptrlem3 49794 uptr2 49803 |
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