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Mirrors > Home > ILE Home > Th. List > 3com13 | GIF version |
Description: Commutation in antecedent. Swap 1st and 3rd. (Contributed by NM, 28-Jan-1996.) |
Ref | Expression |
---|---|
3exp.1 | ⊢ ((𝜑 ∧ 𝜓 ∧ 𝜒) → 𝜃) |
Ref | Expression |
---|---|
3com13 | ⊢ ((𝜒 ∧ 𝜓 ∧ 𝜑) → 𝜃) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | 3anrev 895 | . 2 ⊢ ((𝜒 ∧ 𝜓 ∧ 𝜑) ↔ (𝜑 ∧ 𝜓 ∧ 𝜒)) | |
2 | 3exp.1 | . 2 ⊢ ((𝜑 ∧ 𝜓 ∧ 𝜒) → 𝜃) | |
3 | 1, 2 | sylbi 114 | 1 ⊢ ((𝜒 ∧ 𝜓 ∧ 𝜑) → 𝜃) |
Colors of variables: wff set class |
Syntax hints: → wi 4 ∧ w3a 885 |
This theorem was proved from axioms: ax-1 5 ax-2 6 ax-mp 7 ax-ia1 99 ax-ia2 100 ax-ia3 101 |
This theorem depends on definitions: df-bi 110 df-3an 887 |
This theorem is referenced by: 3coml 1111 3adant3l 1131 3adant3r 1132 syld3an1 1181 oaword1 6050 nnacan 6085 subadd 7214 xrltso 8717 iooshf 8821 elfzmlbmOLD 8989 |
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