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Mirrors > Home > MPE Home > Th. List > sylan9r | Structured version Visualization version GIF version |
Description: Nested syllogism inference conjoining dissimilar antecedents. (Contributed by NM, 14-May-1993.) |
Ref | Expression |
---|---|
sylan9r.1 | ⊢ (𝜑 → (𝜓 → 𝜒)) |
sylan9r.2 | ⊢ (𝜃 → (𝜒 → 𝜏)) |
Ref | Expression |
---|---|
sylan9r | ⊢ ((𝜃 ∧ 𝜑) → (𝜓 → 𝜏)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | sylan9r.1 | . . 3 ⊢ (𝜑 → (𝜓 → 𝜒)) | |
2 | sylan9r.2 | . . 3 ⊢ (𝜃 → (𝜒 → 𝜏)) | |
3 | 1, 2 | syl9r 76 | . 2 ⊢ (𝜃 → (𝜑 → (𝜓 → 𝜏))) |
4 | 3 | imp 444 | 1 ⊢ ((𝜃 ∧ 𝜑) → (𝜓 → 𝜏)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 383 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 |
This theorem depends on definitions: df-bi 196 df-an 385 |
This theorem is referenced by: spimt 2241 limsssuc 6942 tfindsg 6952 findsg 6985 f1oweALT 7043 oaordi 7513 pssnn 8063 inf3lem2 8409 cardlim 8681 ac10ct 8740 cardaleph 8795 cfub 8954 cfcoflem 8977 hsmexlem2 9132 zorn2lem7 9207 pwcfsdom 9284 grur1a 9520 genpcd 9707 supadd 10868 supmul 10872 zeo 11339 uzwo 11627 xrub 12014 iccsupr 12137 reuccats1lem 13331 climuni 14131 efgi2 17961 opnnei 20734 tgcn 20866 locfincf 21144 uffix 21535 alexsubALTlem2 21662 alexsubALT 21665 metrest 22139 causs 22904 ocin 27539 spanuni 27787 superpos 28597 bnj518 30210 3orel13 30853 trpredmintr 30975 frmin 30983 nndivsub 31626 bj-spimtv 31905 cover2 32678 metf1o 32721 intabssd 36935 stoweidlem62 38955 reuccatpfxs1lem 40296 |
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