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Mirrors > Home > MPE Home > Th. List > syl211anc | Structured version Visualization version GIF version |
Description: Syllogism combined with contraction. (Contributed by NM, 11-Mar-2012.) |
Ref | Expression |
---|---|
syl3anc.1 | ⊢ (𝜑 → 𝜓) |
syl3anc.2 | ⊢ (𝜑 → 𝜒) |
syl3anc.3 | ⊢ (𝜑 → 𝜃) |
syl3Xanc.4 | ⊢ (𝜑 → 𝜏) |
syl211anc.5 | ⊢ (((𝜓 ∧ 𝜒) ∧ 𝜃 ∧ 𝜏) → 𝜂) |
Ref | Expression |
---|---|
syl211anc | ⊢ (𝜑 → 𝜂) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | syl3anc.1 | . . 3 ⊢ (𝜑 → 𝜓) | |
2 | syl3anc.2 | . . 3 ⊢ (𝜑 → 𝜒) | |
3 | 1, 2 | jca 514 | . 2 ⊢ (𝜑 → (𝜓 ∧ 𝜒)) |
4 | syl3anc.3 | . 2 ⊢ (𝜑 → 𝜃) | |
5 | syl3Xanc.4 | . 2 ⊢ (𝜑 → 𝜏) | |
6 | syl211anc.5 | . 2 ⊢ (((𝜓 ∧ 𝜒) ∧ 𝜃 ∧ 𝜏) → 𝜂) | |
7 | 3, 4, 5, 6 | syl3anc 1367 | 1 ⊢ (𝜑 → 𝜂) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 398 ∧ w3a 1083 |
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 209 df-an 399 df-3an 1085 |
This theorem is referenced by: syl212anc 1376 syl221anc 1377 supicc 12885 modaddmulmod 13305 limsupgre 14837 limsupbnd1 14838 limsupbnd2 14839 lbspss 19853 lindff1 20963 islinds4 20978 mdetunilem9 21228 madutpos 21250 neiptopnei 21739 mbflimsup 24266 cxpneg 25263 cxpmul2 25271 cxpsqrt 25285 cxpaddd 25299 cxpsubd 25300 divcxpd 25304 fsumharmonic 25588 bposlem1 25859 lgsqr 25926 chpchtlim 26054 ax5seg 26723 archiabllem2c 30824 qsidomlem2 30966 logdivsqrle 31921 frrlem15 33142 lindsadd 34884 lshpnelb 36119 cdlemg2fv2 37735 cdlemg2m 37739 cdlemg9a 37767 cdlemg9b 37768 cdlemg12b 37779 cdlemg14f 37788 cdlemg14g 37789 cdlemg17dN 37798 cdlemkj 37998 cdlemkuv2 38002 cdlemk52 38089 cdlemk53a 38090 mullimc 41895 mullimcf 41902 sfprmdvdsmersenne 43767 lincfsuppcl 44467 |
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