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Mirrors > Home > ILE Home > Th. List > sylancom | GIF version |
Description: Syllogism inference with commutation of antecents. (Contributed by NM, 2-Jul-2008.) |
Ref | Expression |
---|---|
sylancom.1 | ⊢ ((𝜑 ∧ 𝜓) → 𝜒) |
sylancom.2 | ⊢ ((𝜒 ∧ 𝜓) → 𝜃) |
Ref | Expression |
---|---|
sylancom | ⊢ ((𝜑 ∧ 𝜓) → 𝜃) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | sylancom.1 | . 2 ⊢ ((𝜑 ∧ 𝜓) → 𝜒) | |
2 | simpr 108 | . 2 ⊢ ((𝜑 ∧ 𝜓) → 𝜓) | |
3 | sylancom.2 | . 2 ⊢ ((𝜒 ∧ 𝜓) → 𝜃) | |
4 | 1, 2, 3 | syl2anc 403 | 1 ⊢ ((𝜑 ∧ 𝜓) → 𝜃) |
Colors of variables: wff set class |
Syntax hints: → wi 4 ∧ wa 102 |
This theorem was proved from axioms: ax-1 5 ax-2 6 ax-mp 7 ax-ia2 105 ax-ia3 106 |
This theorem is referenced by: ordin 4140 fimacnvdisj 5094 fvimacnv 5303 f1vrnfibi 6394 cauappcvgprlemlol 6837 cauappcvgprlemladdru 6846 cauappcvgprlemladdrl 6847 caucvgprlemlol 6860 caucvgprlemladdrl 6868 caucvgprprlemlol 6888 recgt1i 7976 avgle2 8272 ioodisj 9015 fzneuz 9118 shftfvalg 9706 shftfval 9709 cvg1nlemres 9871 resqrexlem1arp 9891 maxabslemval 10094 zsupcllemstep 10341 gcdsupex 10349 gcdsupcl 10350 gcdneg 10373 bezoutlemsup 10398 eucalginv 10438 eucialg 10441 |
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