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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 6428 dfimafn 6727 funimass3 6823 isomin 7089 oneqmin 7519 tz7.48lem 8076 fisupg 8765 fiinfg 8962 trcl 9169 coflim 9682 coftr 9694 axdc3lem2 9872 konigthlem 9989 indpi 10328 nnsub 11680 2ndc1stc 22058 kgencn2 22164 tx1stc 22257 filuni 22492 fclscf 22632 alexsubALTlem2 22655 alexsubALTlem3 22656 alexsubALT 22658 lpni 28256 dfimafnf 30380 dfon2lem6 33033 nodenselem8 33195 bj-nnf-exlim 34085 finixpnum 34876 heiborlem4 35091 lncvrelatN 36916 imbi13 40852 dfaimafn 43363 sgoldbeven3prm 43947 |
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