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Mirrors > Home > MPE Home > Th. List > an32s | Structured version Visualization version GIF version |
Description: Swap two conjuncts in antecedent. (Contributed by NM, 13-Mar-1996.) |
Ref | Expression |
---|---|
an32s.1 | ⊢ (((𝜑 ∧ 𝜓) ∧ 𝜒) → 𝜃) |
Ref | Expression |
---|---|
an32s | ⊢ (((𝜑 ∧ 𝜒) ∧ 𝜓) → 𝜃) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | an32 646 | . 2 ⊢ (((𝜑 ∧ 𝜒) ∧ 𝜓) ↔ ((𝜑 ∧ 𝜓) ∧ 𝜒)) | |
2 | an32s.1 | . 2 ⊢ (((𝜑 ∧ 𝜓) ∧ 𝜒) → 𝜃) | |
3 | 1, 2 | sylbi 220 | 1 ⊢ (((𝜑 ∧ 𝜒) ∧ 𝜓) → 𝜃) |
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