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Mirrors > Home > MPE Home > Th. List > syl9r | Structured version Visualization version GIF version |
Description: A nested syllogism inference with different antecedents. (Contributed by NM, 14-May-1993.) |
Ref | Expression |
---|---|
syl9r.1 | ⊢ (𝜑 → (𝜓 → 𝜒)) |
syl9r.2 | ⊢ (𝜃 → (𝜒 → 𝜏)) |
Ref | Expression |
---|---|
syl9r | ⊢ (𝜃 → (𝜑 → (𝜓 → 𝜏))) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | syl9r.1 | . . 3 ⊢ (𝜑 → (𝜓 → 𝜒)) | |
2 | syl9r.2 | . . 3 ⊢ (𝜃 → (𝜒 → 𝜏)) | |
3 | 1, 2 | syl9 77 | . 2 ⊢ (𝜑 → (𝜃 → (𝜓 → 𝜏))) |
4 | 3 | com12 32 | 1 ⊢ (𝜃 → (𝜑 → (𝜓 → 𝜏))) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 |
This theorem is referenced by: peirceroll 85 imim12 105 sylan9r 511 19.38b 1837 ax12v2 2175 fununi 6423 dfimafn 6722 funimass3 6818 isomin 7084 oneqmin 7514 tz7.48lem 8071 fisupg 8760 fiinfg 8957 trcl 9164 coflim 9677 coftr 9689 axdc3lem2 9867 konigthlem 9984 indpi 10323 nnsub 11675 2ndc1stc 22053 kgencn2 22159 tx1stc 22252 filuni 22487 fclscf 22627 alexsubALTlem2 22650 alexsubALTlem3 22651 alexsubALT 22653 lpni 28251 dfimafnf 30375 dfon2lem6 33028 nodenselem8 33190 bj-nnf-exlim 34080 finixpnum 34871 heiborlem4 35086 lncvrelatN 36911 imbi13 40847 dfaimafn 43358 sgoldbeven3prm 43942 |
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