| Metamath Proof Explorer |
< Previous
Next >
Nearby theorems |
||
| 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 540 | . 2 ⊢ (𝜑 → (𝜃 ↔ (𝜒 ∧ 𝜃))) |
| 4 | 1, 3 | bitr4d 284 | 1 ⊢ (𝜑 → (𝜓 ↔ 𝜃)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 208 ∧ wa 399 |
| 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 400 |
| This theorem is referenced by: mpbiran2d 718 3anibar 1342 rmob2 3845 opbrop 5743 fvdifsupp 8146 wemapso2lem 9497 uzin 12872 supxrre1 13330 ixxun 13362 uzsplit 13598 pfxsuffeqwrdeq 14708 ello12 15526 elo12 15537 fsumss 15735 fprodss 15961 ramval 17027 issect2 17770 ellspsn5b 21042 cnprest 23329 cnprest2 23330 cnt0 23386 1stccn 23503 kgencn 23596 qtopcn 23754 fbflim 24016 isflf 24033 cnflf 24042 fclscf 24065 cnfcf 24082 elbl2ps 24429 elbl2 24430 metcn 24583 txmetcn 24588 iscvs 25169 lmclimf 25346 ovolfioo 25509 ovolficc 25510 ovoliun 25547 ismbl2 25569 mbfmulc2lem 25689 mbfmax 25691 mbfposr 25694 mbfaddlem 25702 mbfsup 25706 mbfi1fseqlem4 25760 itg2monolem1 25792 itg2cnlem1 25803 tgellng 28699 isleag 28993 ttgelitv 29029 isspthonpth 29895 clwlkclwwlkflem 30152 clwwlkwwlksb 30202 suppgsumssiun 33213 isfxp 33309 lindflbs 33526 ply1degleel 33752 selvply1rhmlem2 33779 algextdeglem7 33981 ismntoplly 34283 esum2dlem 34350 ntrclselnel1 44597 ntrneicls00 44629 vonvolmbl 47199 dfdfat2 47686 ipolubdm 49572 ipoglbdm 49575 isup 49765 functhinc 50033 |
| Copyright terms: Public domain | W3C validator |