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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 3831 opbrop 5720 fvdifsupp 8112 wemapso2lem 9458 uzin 12813 supxrre1 13271 ixxun 13303 uzsplit 13539 pfxsuffeqwrdeq 14649 ello12 15467 elo12 15478 fsumss 15676 fprodss 15902 ramval 16968 issect2 17710 ellspsn5b 20979 cnprest 23263 cnprest2 23264 cnt0 23320 1stccn 23437 kgencn 23530 qtopcn 23688 fbflim 23950 isflf 23967 cnflf 23976 fclscf 23999 cnfcf 24016 elbl2ps 24363 elbl2 24364 metcn 24517 txmetcn 24522 iscvs 25103 lmclimf 25280 ovolfioo 25443 ovolficc 25444 ovoliun 25481 ismbl2 25503 mbfmulc2lem 25623 mbfmax 25625 mbfposr 25628 mbfaddlem 25636 mbfsup 25640 mbfi1fseqlem4 25694 itg2monolem1 25726 itg2cnlem1 25737 tgellng 28640 isleag 28934 ttgelitv 28970 isspthonpth 29837 clwlkclwwlkflem 30094 clwwlkwwlksb 30144 suppgsumssiun 33153 isfxp 33249 lindflbs 33459 ply1degleel 33675 algextdeglem7 33888 ismntoplly 34190 esum2dlem 34257 ntrclselnel1 44499 ntrneicls00 44531 vonvolmbl 47104 dfdfat2 47573 ipolubdm 49459 ipoglbdm 49462 isup 49652 functhinc 49920 |
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