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| Mirrors > Home > MPE Home > Th. List > baibd | Structured version Visualization version GIF version | ||
| Description: Move conjunction outside of biconditional. (Contributed by Mario Carneiro, 11-Sep-2015.) |
| Ref | Expression |
|---|---|
| baibd.1 | ⊢ (𝜑 → (𝜓 ↔ (𝜒 ∧ 𝜃))) |
| Ref | Expression |
|---|---|
| baibd | ⊢ ((𝜑 ∧ 𝜒) → (𝜓 ↔ 𝜃)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | baibd.1 | . 2 ⊢ (𝜑 → (𝜓 ↔ (𝜒 ∧ 𝜃))) | |
| 2 | ibar 528 | . . 3 ⊢ (𝜒 → (𝜃 ↔ (𝜒 ∧ 𝜃))) | |
| 3 | 2 | bicomd 223 | . 2 ⊢ (𝜒 → ((𝜒 ∧ 𝜃) ↔ 𝜃)) |
| 4 | 1, 3 | sylan9bb 509 | 1 ⊢ ((𝜑 ∧ 𝜒) → (𝜓 ↔ 𝜃)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 206 ∧ wa 395 |
| 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 df-an 396 |
| This theorem is referenced by: rbaibd 540 bian1d 580 pw2f1olem 9019 eluz 12802 elicc4 13366 s111 14578 limsupgle 15439 lo1resb 15526 o1resb 15528 isercolllem2 15628 divalgmodcl 16376 ismri2 17598 acsfiel2 17621 eqglact 19154 eqgid 19155 cntzel 19298 dprdsubg 20001 subgdmdprd 20011 dprd2da 20019 dmdprdpr 20026 issubrg3 20577 ishil2 21699 obslbs 21710 iscld2 22993 isperf3 23118 cncnp2 23246 cnnei 23247 trfbas2 23808 flimrest 23948 flfnei 23956 fclsrest 23989 tsmssubm 24108 isnghm2 24689 isnghm3 24690 isnmhm2 24717 iscfil2 25233 caucfil 25250 ellimc2 25844 cnlimc 25855 lhop1 25981 dvfsumlem1 25993 fsumharmonic 26975 fsumvma 27176 fsumvma2 27177 vmasum 27179 chpchtsum 27182 chpub 27183 rpvmasum2 27475 dchrisum0lem1 27479 dirith 27492 uvtx2vtx1edg 29467 uvtx2vtx1edgb 29468 iscplgrnb 29485 frgr3v 30345 adjeu 31960 suppiniseg 32759 suppss3 32796 nndiffz1 32859 indpreima 32925 islinds5 33427 fsumcvg4 34094 qqhval2lem 34125 eulerpartlemf 34514 elorvc 34604 hashreprin 34764 neibastop3 36544 relowlpssretop 37680 sstotbnd2 38095 isbnd3b 38106 lshpkr 39563 isat2 39733 islln4 39953 islpln4 39977 islvol4 40020 islhp2 40443 pw2f1o2val2 43468 modelaxreplem3 45407 rfcnpre1 45450 rfcnpre2 45462 joindm3 49444 meetdm3 49446 catprsc 49488 |
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