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| Mirrors > Home > MPE Home > Th. List > mpbirand | Structured version Visualization version GIF version | ||
| Description: Detach truth from conjunction in biconditional. (Contributed by Glauco Siliprandi, 3-Mar-2021.) |
| Ref | Expression |
|---|---|
| mpbirand.1 | ⊢ (𝜑 → 𝜒) |
| mpbirand.2 | ⊢ (𝜑 → (𝜓 ↔ (𝜒 ∧ 𝜃))) |
| Ref | Expression |
|---|---|
| mpbirand | ⊢ (𝜑 → (𝜓 ↔ 𝜃)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | mpbirand.2 | . 2 ⊢ (𝜑 → (𝜓 ↔ (𝜒 ∧ 𝜃))) | |
| 2 | mpbirand.1 | . . 3 ⊢ (𝜑 → 𝜒) | |
| 3 | 2 | biantrurd 532 | . 2 ⊢ (𝜑 → (𝜃 ↔ (𝜒 ∧ 𝜃))) |
| 4 | 1, 3 | bitr4d 282 | 1 ⊢ (𝜑 → (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: mpbiran2d 709 3anibar 1331 rmob2 3830 opbrop 5729 fvdifsupp 8121 wemapso2lem 9467 uzin 12824 supxrre1 13282 ixxun 13314 uzsplit 13550 pfxsuffeqwrdeq 14660 ello12 15478 elo12 15489 fsumss 15687 fprodss 15913 ramval 16979 issect2 17721 ellspsn5b 20990 cnprest 23254 cnprest2 23255 cnt0 23311 1stccn 23428 kgencn 23521 qtopcn 23679 fbflim 23941 isflf 23958 cnflf 23967 fclscf 23990 cnfcf 24007 elbl2ps 24354 elbl2 24355 metcn 24508 txmetcn 24513 iscvs 25094 lmclimf 25271 ovolfioo 25434 ovolficc 25435 ovoliun 25472 ismbl2 25494 mbfmulc2lem 25614 mbfmax 25616 mbfposr 25619 mbfaddlem 25627 mbfsup 25631 mbfi1fseqlem4 25685 itg2monolem1 25717 itg2cnlem1 25728 tgellng 28621 isleag 28915 ttgelitv 28951 isspthonpth 29817 clwlkclwwlkflem 30074 clwwlkwwlksb 30124 suppgsumssiun 33133 isfxp 33229 lindflbs 33439 ply1degleel 33655 algextdeglem7 33867 ismntoplly 34169 esum2dlem 34236 ntrclselnel1 44484 ntrneicls00 44516 vonvolmbl 47089 dfdfat2 47576 ipolubdm 49462 ipoglbdm 49465 isup 49655 functhinc 49923 |
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