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Related theorems GIF version |
| Description: Importation with conjunction in consequent. |
| Ref | Expression |
|---|---|
| impac.1 | ⊢ (φ → (ψ → χ)) |
| Ref | Expression |
|---|---|
| impac | ⊢ ((φ ∧ ψ) → (χ ∧ ψ)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | impac.1 | . . 3 ⊢ (φ → (ψ → χ)) | |
| 2 | 1 | ancrd 247 | . 2 ⊢ (φ → (ψ → (χ ∧ ψ))) |
| 3 | 2 | imp 277 | 1 ⊢ ((φ ∧ ψ) → (χ ∧ ψ)) |
| Colors of variables: wff set class |
| Syntax hints: → wi 2 ∧ wa 196 |
| This theorem is referenced by: imdistanri 341 elimant 505 zfrep6 2744 tfrlem5 2953 ac5b 3574 sqr2irr 4782 projlem27 5219 |
| This theorem was proved from axioms: ax-1 3 ax-2 4 ax-3 5 ax-mp 6 |
| This theorem depends on definitions: df-bi 128 df-an 198 |