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| Mirrors > Home > MPE Home > Th. List > simplr | Structured version Visualization version GIF version | ||
| Description: Simplification of a conjunction. (Contributed by NM, 20-Mar-2007.) |
| Ref | Expression |
|---|---|
| simplr | ⊢ (((𝜑 ∧ 𝜓) ∧ 𝜒) → 𝜓) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | id 22 | . 2 ⊢ (𝜓 → 𝜓) | |
| 2 | 1 | ad2antlr 727 | 1 ⊢ (((𝜑 ∧ 𝜓) ∧ 𝜒) → 𝜓) |
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