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| Mirrors > Home > MPE Home > Th. List > mpbiran | Structured version Visualization version GIF version | ||
| Description: Detach truth from conjunction in biconditional. (Contributed by NM, 27-Feb-1996.) |
| Ref | Expression |
|---|---|
| mpbiran.1 | ⊢ 𝜓 |
| mpbiran.2 | ⊢ (𝜑 ↔ (𝜓 ∧ 𝜒)) |
| Ref | Expression |
|---|---|
| mpbiran | ⊢ (𝜑 ↔ 𝜒) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | mpbiran.2 | . 2 ⊢ (𝜑 ↔ (𝜓 ∧ 𝜒)) | |
| 2 | mpbiran.1 | . . 3 ⊢ 𝜓 | |
| 3 | 2 | biantrur 539 | . 2 ⊢ (𝜒 ↔ (𝜓 ∧ 𝜒)) |
| 4 | 1, 3 | bitr4i 281 | 1 ⊢ (𝜑 ↔ 𝜒) |
| Colors of variables: wff setvar class |
| Syntax hints: ↔ wb 209 ∧ wa 400 |
| 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 df-an 401 |
| This theorem is referenced by: mpbiran2 722 mpbir2an 723 pm5.63 1035 equsexALT 2449 velcomp 3919 0pss 4366 pssv 4368 disj4 4418 pwpwab 5068 zfpair 5392 opabn0 5538 relop 5836 ssrnres 6176 funopab 6571 funcnv2 6604 fnres 6662 dffv2 6976 funcnvmpt 6991 idref 7142 rnoprab 7515 suppssr 8190 frrlem9 8290 brwitnlem 8491 omeu 8569 naddcllem 8661 elixp 8901 dfsup2 9403 card2inf 9516 harndom 9523 dford2 9588 cantnfp1lem3 9648 cantnfp1 9649 cantnflem1 9657 ttrclresv 9685 tz9.12lem3 9760 djulf1o 9897 djurf1o 9898 dfac4 10105 dfac12a 10131 cflem 10227 cflemOLD 10228 cfsmolem 10253 dffin7-2 10381 dfacfin7 10382 brdom3 10511 iunfo 10522 gch3 10660 lbfzo0 13728 fzo1lb 13742 1elfzo1 13743 gcdcllem3 16558 1nprm 16736 cygctb 19961 expmhm 21565 expghm 21604 opsrtoslem2 22186 mat1dimelbas 22607 basdif0 23089 txdis1cn 23771 trfil2 24023 txflf 24142 clsnsg 24246 tgpconncomp 24249 perfdvf 26041 wilthlem3 27210 noeta2 27930 sltssnb 27938 etaslts2 27963 made0 28032 bdayons 28445 noseqind 28461 zsoring 28578 mpteleeOLD 29211 iscplgr 29731 rgrprcx 29908 blocnilem 31122 h1de2i 31871 nmop0 32304 nmfn0 32305 lnopconi 32352 lnfnconi 32373 stcltr2i 32593 1stpreima 33018 2ndpreima 33019 suppss3 33034 onvf1od 35557 vonf1oonfo 35565 fmla0 35840 fmlasuc0 35842 elmrsubrn 35978 dftr6 36209 br6 36215 dford5reg 36238 txpss3v 36334 brtxp 36336 brpprod 36341 brsset 36345 dfon3 36348 brtxpsd 36350 brtxpsd2 36351 dffun10 36370 elfuns 36371 funpartlem 36400 fullfunfv 36405 dfrdg4 36409 dfint3 36410 brub 36412 hfext 36641 neibastop2lem 36837 bj-equsexval 37248 bj-elid3 37777 finxp0 38003 finxp1o 38004 brvdif 38883 xrnss3v 38998 ntrneiel2 44782 ntrneik4w 44796 ismnushort 44981 permaxpow 45688 funressnvmo 47749 dfdfat2 47832 |
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