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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 533 | . 2 ⊢ (𝜒 ↔ (𝜓 ∧ 𝜒)) |
4 | 1, 3 | bitr4i 280 | 1 ⊢ (𝜑 ↔ 𝜒) |
Colors of variables: wff setvar class |
Syntax hints: ↔ wb 208 ∧ wa 398 |
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 df-an 399 |
This theorem is referenced by: mpbiran2 708 mpbir2an 709 pm5.63 1016 equsexvwOLD 2008 equsexv 2264 equsexALT 2437 velcomp 3951 ddif 4113 dfun2 4236 dfin2 4237 0pss 4396 pssv 4398 disj4 4408 pwpwab 5018 zfpair 5314 opabn0 5433 relop 5716 ssrnres 6030 funopab 6385 funcnv2 6417 fnres 6469 dffv2 6751 idref 6903 rnoprab 7251 suppssr 7855 brwitnlem 8126 omeu 8205 elixp 8462 1sdom 8715 dfsup2 8902 card2inf 9013 harndom 9022 dford2 9077 cantnfp1lem3 9137 cantnfp1 9138 cantnflem1 9146 tz9.12lem3 9212 djulf1o 9335 djurf1o 9336 dfac4 9542 dfac12a 9568 cflem 9662 cfsmolem 9686 dffin7-2 9814 dfacfin7 9815 brdom3 9944 iunfo 9955 gch3 10092 lbfzo0 13071 gcdcllem3 15844 1nprm 16017 cygctb 19006 opsrtoslem2 20259 expmhm 20608 expghm 20637 mat1dimelbas 21074 basdif0 21555 txdis1cn 22237 trfil2 22489 txflf 22608 clsnsg 22712 tgpconncomp 22715 perfdvf 24495 wilthlem3 25641 mptelee 26675 iscplgr 27191 rgrprcx 27368 blocnilem 28575 h1de2i 29324 nmop0 29757 nmfn0 29758 lnopconi 29805 lnfnconi 29826 stcltr2i 30046 funcnvmpt 30406 1stpreima 30436 2ndpreima 30437 suppss3 30454 fmla0 32624 fmlasuc0 32626 elmrsubrn 32762 dftr6 32981 br6 32988 dford5reg 33022 frrlem9 33126 txpss3v 33334 brtxp 33336 brpprod 33341 brsset 33345 dfon3 33348 brtxpsd 33350 brtxpsd2 33351 dffun10 33370 elfuns 33371 funpartlem 33398 fullfunfv 33403 dfrdg4 33407 dfint3 33408 brub 33410 hfext 33639 neibastop2lem 33703 bj-equsexval 33988 bj-elid3 34453 finxp0 34666 finxp1o 34667 brvdif 35516 xrnss3v 35618 ntrneiel2 40429 ntrneik4w 40443 funressnvmo 43273 dfdfat2 43320 |
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