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Mirrors > Home > NFE Home > Th. List > simplbi2comg | GIF version |
Description: Implication form of simplbi2com 1374. (Contributed by Alan Sare, 22-Jul-2012.) (New usage is discouraged.) TODO: decide if this is worth keeping. |
Ref | Expression |
---|---|
simplbi2comg | ⊢ ((φ ↔ (ψ ∧ χ)) → (χ → (ψ → φ))) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | bi2 189 | . 2 ⊢ ((φ ↔ (ψ ∧ χ)) → ((ψ ∧ χ) → φ)) | |
2 | 1 | exp3acom23 1372 | 1 ⊢ ((φ ↔ (ψ ∧ χ)) → (χ → (ψ → φ))) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ↔ wb 176 ∧ wa 358 |
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 177 df-an 360 |
This theorem is referenced by: (None) |
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