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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 6120 funcnvmpt 6949 isof1oidb 7279 oacan 8483 ecdmn0 8696 wemapwe 9618 ttrclselem2 9647 r1pw 9769 adderpqlem 10877 mulerpqlem 10878 lterpq 10893 ltanq 10894 genpass 10932 readdcan 11320 lemuldiv 12036 msq11 12057 avglt2 12416 qbtwnre 13151 iooshf 13379 clim2c 15467 lo1o1 15494 climabs0 15547 reef11 16086 absefib 16165 efieq1re 16166 nndivides 16231 oddnn02np1 16317 oddge22np1 16318 evennn02n 16319 evennn2n 16320 halfleoddlt 16331 pc2dvds 16850 pcmpt 16863 subsubc 17820 ghmqusker 19262 odmulgid 19529 gexdvds 19559 submcmn2 19814 obslbs 21710 cnntr 23240 cndis 23256 cnindis 23257 cnpdis 23258 lmres 23265 cmpfi 23373 ist0-4 23694 txhmeo 23768 tsmssubm 24108 blin 24386 cncfmet 24876 icopnfcnv 24909 lmmbrf 25229 iscauf 25247 causs 25265 mbfposr 25619 itg2gt0 25727 limcflf 25848 limcres 25853 lhop1 25981 dvdsr1p 26129 fsumvma2 27177 vmasum 27179 chpchtsum 27182 bposlem1 27247 addscan2 27985 lesubaddsd 28085 mulscan2dlem 28170 bdayfinbndlem1 28459 iscgrgd 28581 tgcgr4 28599 lnrot1 28691 eqeelen 28973 nbusgreledg 29422 nb3grprlem2 29450 wspthsnwspthsnon 29984 rusgrnumwwlks 30045 clwwlkwwlksb 30124 clwwlknwwlksnb 30125 dmdmd 32371 nfpconfp 32705 1stpreimas 32779 xrdifh 32853 swrdrn3 33015 lsmsnorb 33451 esplyfval1 33717 fldextrspunlsp 33818 rhmpreimacnlem 34028 ismntop 34170 eulerpartlemgh 34522 signslema 34706 fmlafvel 35567 topdifinfindis 37662 leceifl 37930 lindsadd 37934 lindsenlbs 37936 iblabsnclem 38004 ftc1anclem6 38019 areacirclem5 38033 areacirc 38034 brcoss3 38844 lsatfixedN 39455 cdlemg10c 41085 diaglbN 41501 dih1 41732 dihglbcpreN 41746 mapdcv 42106 dvdsexpnn0 42766 ef11d 42771 ellz1 43199 islssfg 43498 proot1ex 43624 tfsconcat00 43775 eliooshift 45936 clim2cf 46078 dfatdmfcoafv2 47702 sfprmdvdsmersenne 48066 odd2np1ALTV 48150 vopnbgrelself 48331 rrx2plordisom 49199 i0oii 49395 io1ii 49396 oppccic 49519 uptrlem3 49687 uptr2 49696 |
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