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| Mirrors > Home > ILE Home > Th. List > sylan2br | GIF version | ||
| Description: A syllogism inference. (Contributed by NM, 21-Apr-1994.) |
| Ref | Expression |
|---|---|
| sylan2br.1 | ⊢ (𝜒 ↔ 𝜑) |
| sylan2br.2 | ⊢ ((𝜓 ∧ 𝜒) → 𝜃) |
| Ref | Expression |
|---|---|
| sylan2br | ⊢ ((𝜓 ∧ 𝜑) → 𝜃) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | sylan2br.1 | . . 3 ⊢ (𝜒 ↔ 𝜑) | |
| 2 | 1 | biimpri 133 | . 2 ⊢ (𝜑 → 𝜒) |
| 3 | sylan2br.2 | . 2 ⊢ ((𝜓 ∧ 𝜒) → 𝜃) | |
| 4 | 2, 3 | sylan2 286 | 1 ⊢ ((𝜓 ∧ 𝜑) → 𝜃) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ∧ wa 104 ↔ wb 105 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 |
| This theorem depends on definitions: df-bi 117 |
| This theorem is referenced by: syl2anbr 292 xordc1 1435 exmid1stab 4292 imainss 5144 xpexr2m 5170 funeu2 5344 imadiflem 5400 fnop 5426 ssimaex 5697 isosolem 5954 acexmidlem2 6004 fnovex 6040 cnvoprab 6386 smores3 6445 freccllem 6554 riinerm 6763 pw1fin 7083 enq0sym 7630 peano5nnnn 8090 axcaucvglemres 8097 uzind3 9571 xrltnsym 10001 xsubge0 10089 0fz1 10253 seqf 10698 seq3f1oleml 10750 exp1 10779 expp1 10780 resqrexlemf1 11534 resqrexlemfp1 11535 clim2ser 11863 clim2ser2 11864 isermulc2 11866 summodclem3 11906 fisumss 11918 fsum3cvg3 11922 iserabs 12001 isumshft 12016 isumsplit 12017 geoisum1 12045 geoisum1c 12046 cvgratnnlemnexp 12050 cvgratz 12058 mertenslem2 12062 clim2prod 12065 clim2divap 12066 fprodseq 12109 prodssdc 12115 fprodssdc 12116 effsumlt 12218 efgt1p 12222 gcd0id 12515 nninfctlemfo 12576 lcmgcd 12615 lcmdvds 12616 lcmid 12617 isprm2lem 12653 pcmpt 12881 ennnfonelemjn 12988 issgrpd 13460 mulg1 13681 srglmhm 13971 srgrmhm 13972 ringlghm 14039 ringrghm 14040 neipsm 14843 xmetpsmet 15058 comet 15188 metrest 15195 expcncf 15298 lgscllem 15701 lgsdir2 15727 lgsdirnn0 15741 lgsdinn0 15742 cvgcmp2nlemabs 16460 nconstwlpolem 16493 |
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