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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 537 | . 2 ⊢ (𝜑 → (𝜃 ↔ (𝜒 ∧ 𝜃))) |
| 4 | 1, 3 | bitr4d 283 | 1 ⊢ (𝜑 → (𝜓 ↔ 𝜃)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 207 ∧ wa 396 |
| 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 208 df-an 397 |
| This theorem is referenced by: mpbiran2d 714 3anibar 1336 rmob2 3831 opbrop 5723 fvdifsupp 8118 wemapso2lem 9464 uzin 12822 supxrre1 13280 ixxun 13312 uzsplit 13548 pfxsuffeqwrdeq 14658 ello12 15476 elo12 15487 fsumss 15685 fprodss 15911 ramval 16977 issect2 17719 ellspsn5b 20992 cnprest 23279 cnprest2 23280 cnt0 23336 1stccn 23453 kgencn 23546 qtopcn 23704 fbflim 23966 isflf 23983 cnflf 23992 fclscf 24015 cnfcf 24032 elbl2ps 24379 elbl2 24380 metcn 24533 txmetcn 24538 iscvs 25119 lmclimf 25296 ovolfioo 25459 ovolficc 25460 ovoliun 25497 ismbl2 25519 mbfmulc2lem 25639 mbfmax 25641 mbfposr 25644 mbfaddlem 25652 mbfsup 25656 mbfi1fseqlem4 25710 itg2monolem1 25742 itg2cnlem1 25753 tgellng 28646 isleag 28940 ttgelitv 28976 isspthonpth 29842 clwlkclwwlkflem 30099 clwwlkwwlksb 30149 suppgsumssiun 33160 isfxp 33256 lindflbs 33469 ply1degleel 33685 selvply1rhmlem2 33712 algextdeglem7 33914 ismntoplly 34216 esum2dlem 34283 ntrclselnel1 44508 ntrneicls00 44540 vonvolmbl 47111 dfdfat2 47598 ipolubdm 49484 ipoglbdm 49487 isup 49677 functhinc 49945 |
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