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| Mirrors > Home > NFE Home > Th. List > falimd | GIF version | ||
| Description: ⊥ implies anything. (Contributed by Mario Carneiro, 9-Feb-2017.) |
| Ref | Expression |
|---|---|
| falimd | ⊢ ((φ ∧ ⊥ ) → ψ) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | falim 1328 | . 2 ⊢ ( ⊥ → ψ) | |
| 2 | 1 | adantl 452 | 1 ⊢ ((φ ∧ ⊥ ) → ψ) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 358 ⊥ wfal 1317 |
| 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 df-tru 1319 df-fal 1320 |
| This theorem is referenced by: (None) |
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