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Mirrors > Home > MPE Home > Th. List > rbaib | Structured version Visualization version GIF version |
Description: Move conjunction outside of biconditional. (Contributed by Mario Carneiro, 11-Sep-2015.) (Proof shortened by Wolf Lammen, 19-Jan-2020.) |
Ref | Expression |
---|---|
baib.1 | ⊢ (𝜑 ↔ (𝜓 ∧ 𝜒)) |
Ref | Expression |
---|---|
rbaib | ⊢ (𝜒 → (𝜑 ↔ 𝜓)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | baib.1 | . . 3 ⊢ (𝜑 ↔ (𝜓 ∧ 𝜒)) | |
2 | 1 | rbaibr 946 | . 2 ⊢ (𝜒 → (𝜓 ↔ 𝜑)) |
3 | 2 | bicomd 213 | 1 ⊢ (𝜒 → (𝜑 ↔ 𝜓)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ↔ wb 196 ∧ wa 384 |
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 197 df-an 386 |
This theorem is referenced by: cador 1547 reusv1 4866 reusv1OLD 4867 reusv2lem1 4868 opres 5406 cores 5638 fvres 6207 fpwwe2 9465 fzsplit2 12366 saddisjlem 15186 smupval 15210 smueqlem 15212 prmrec 15626 ablnsg 18250 cnprest 21093 flimrest 21787 fclsrest 21828 tsmssubm 21946 setsxms 22284 tchcph 23036 ellimc2 23641 fsumvma2 24939 chpub 24945 mdbr2 29155 mdsl2i 29181 fzsplit3 29553 posrasymb 29657 trleile 29666 cnvcnvintabd 37906 |
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