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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 6122 funcnvmpt 6951 isof1oidb 7280 oacan 8485 ecdmn0 8698 wemapwe 9618 ttrclselem2 9647 r1pw 9769 adderpqlem 10877 mulerpqlem 10878 lterpq 10893 ltanq 10894 genpass 10932 readdcan 11319 lemuldiv 12034 msq11 12055 avglt2 12392 qbtwnre 13126 iooshf 13354 clim2c 15440 lo1o1 15467 climabs0 15520 reef11 16056 absefib 16135 efieq1re 16136 nndivides 16201 oddnn02np1 16287 oddge22np1 16288 evennn02n 16289 evennn2n 16290 halfleoddlt 16301 pc2dvds 16819 pcmpt 16832 subsubc 17789 ghmqusker 19228 odmulgid 19495 gexdvds 19525 submcmn2 19780 obslbs 21697 cnntr 23231 cndis 23247 cnindis 23248 cnpdis 23249 lmres 23256 cmpfi 23364 ist0-4 23685 txhmeo 23759 tsmssubm 24099 blin 24377 cncfmet 24870 icopnfcnv 24908 lmmbrf 25230 iscauf 25248 causs 25266 mbfposr 25621 itg2gt0 25729 limcflf 25850 limcres 25855 lhop1 25987 dvdsr1p 26137 fsumvma2 27193 vmasum 27195 chpchtsum 27198 bposlem1 27263 addscan2 28001 lesubaddsd 28101 mulscan2dlem 28186 bdayfinbndlem1 28475 iscgrgd 28597 tgcgr4 28615 lnrot1 28707 eqeelen 28989 nbusgreledg 29438 nb3grprlem2 29466 wspthsnwspthsnon 30001 rusgrnumwwlks 30062 clwwlkwwlksb 30141 clwwlknwwlksnb 30142 dmdmd 32387 nfpconfp 32721 1stpreimas 32795 xrdifh 32870 swrdrn3 33047 lsmsnorb 33483 esplyfval1 33749 fldextrspunlsp 33851 rhmpreimacnlem 34061 ismntop 34203 eulerpartlemgh 34555 signslema 34739 fmlafvel 35598 topdifinfindis 37598 leceifl 37857 lindsadd 37861 lindsenlbs 37863 iblabsnclem 37931 ftc1anclem6 37946 areacirclem5 37960 areacirc 37961 brcoss3 38771 lsatfixedN 39382 cdlemg10c 41012 diaglbN 41428 dih1 41659 dihglbcpreN 41673 mapdcv 42033 dvdsexpnn0 42701 ef11d 42706 ellz1 43121 islssfg 43424 proot1ex 43550 tfsconcat00 43701 eliooshift 45863 clim2cf 46005 dfatdmfcoafv2 47611 sfprmdvdsmersenne 47960 odd2np1ALTV 48031 vopnbgrelself 48212 rrx2plordisom 49080 i0oii 49276 io1ii 49277 oppccic 49400 uptrlem3 49568 uptr2 49577 |
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