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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 2453 velcomp 3922 0pss 4404 pssv 4406 disj4 4416 pwpwab 5065 zfpair 5383 opabn0 5529 relop 5827 ssrnres 6168 funopab 6560 funcnv2 6593 fnres 6652 dffv2 6966 funcnvmpt 6981 idref 7132 rnoprab 7505 suppssr 8179 frrlem9 8279 brwitnlem 8480 omeu 8558 naddcllem 8650 elixp 8890 dfsup2 9392 card2inf 9505 harndom 9512 dford2 9577 cantnfp1lem3 9637 cantnfp1 9638 cantnflem1 9646 ttrclresv 9674 tz9.12lem3 9749 djulf1o 9886 djurf1o 9887 dfac4 10094 dfac12a 10120 cflem 10216 cflemOLD 10217 cfsmolem 10242 dffin7-2 10370 dfacfin7 10371 brdom3 10500 iunfo 10511 gch3 10649 lbfzo0 13719 fzo1lb 13733 1elfzo1 13734 gcdcllem3 16549 1nprm 16727 cygctb 19953 expmhm 21546 expghm 21585 opsrtoslem2 22167 mat1dimelbas 22589 basdif0 23071 txdis1cn 23753 trfil2 24005 txflf 24124 clsnsg 24228 tgpconncomp 24231 perfdvf 26023 wilthlem3 27192 noeta2 27912 sltssnb 27920 etaslts2 27945 made0 28014 bdayons 28427 noseqind 28443 zsoring 28560 mpteleeOLD 29154 iscplgr 29674 rgrprcx 29851 blocnilem 31065 h1de2i 31814 nmop0 32247 nmfn0 32248 lnopconi 32295 lnfnconi 32316 stcltr2i 32536 1stpreima 32964 2ndpreima 32965 suppss3 32980 onvf1od 35462 vonf1oonfo 35470 fmla0 35745 fmlasuc0 35747 elmrsubrn 35883 dftr6 36114 br6 36120 dford5reg 36143 txpss3v 36239 brtxp 36241 brpprod 36246 brsset 36250 dfon3 36253 brtxpsd 36255 brtxpsd2 36256 dffun10 36275 elfuns 36276 funpartlem 36305 fullfunfv 36310 dfrdg4 36314 dfint3 36315 brub 36317 hfext 36546 neibastop2lem 36733 bj-equsexval 37144 bj-elid3 37671 finxp0 37897 finxp1o 37898 brvdif 38777 xrnss3v 38892 ntrneiel2 44674 ntrneik4w 44688 ismnushort 44875 permaxpow 45583 funressnvmo 47637 dfdfat2 47720 |
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