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| Mirrors > Home > ILE Home > Th. List > simpl2 | GIF version | ||
| Description: Simplification rule. (Contributed by Jeff Hankins, 17-Nov-2009.) |
| Ref | Expression |
|---|---|
| simpl2 | ⊢ (((𝜑 ∧ 𝜓 ∧ 𝜒) ∧ 𝜃) → 𝜓) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | simp2 1003 | . 2 ⊢ ((𝜑 ∧ 𝜓 ∧ 𝜒) → 𝜓) | |
| 2 | 1 | adantr 276 | 1 ⊢ (((𝜑 ∧ 𝜓 ∧ 𝜒) ∧ 𝜃) → 𝜓) |
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