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| Mirrors > Home > ILE Home > Th. List > trud | GIF version | ||
| Description: Anything implies ⊤. (Contributed by FL, 20-Mar-2011.) (Proof shortened by Anthony Hart, 1-Aug-2011.) | 
| Ref | Expression | 
|---|---|
| trud | ⊢ (𝜑 → ⊤) | 
| Step | Hyp | Ref | Expression | 
|---|---|---|---|
| 1 | tru 1368 | . 2 ⊢ ⊤ | |
| 2 | 1 | a1i 9 | 1 ⊢ (𝜑 → ⊤) | 
| Colors of variables: wff set class | 
| Syntax hints: → wi 4 ⊤wtru 1365 | 
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 | 
| This theorem depends on definitions: df-bi 117 df-tru 1367 | 
| This theorem is referenced by: euotd 4287 elabrex 5804 elabrexg 5805 riota5f 5902 bj-nn0suc0 15596 | 
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