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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 1437 exmid1stab 4298 imainss 5152 xpexr2m 5178 funeu2 5352 imadiflem 5409 fnop 5435 ssimaex 5707 isosolem 5964 acexmidlem2 6014 fnovex 6050 cnvoprab 6398 smores3 6458 freccllem 6567 riinerm 6776 pw1fin 7101 enq0sym 7651 peano5nnnn 8111 axcaucvglemres 8118 uzind3 9592 xrltnsym 10027 xsubge0 10115 0fz1 10279 seqf 10725 seq3f1oleml 10777 exp1 10806 expp1 10807 resqrexlemf1 11568 resqrexlemfp1 11569 clim2ser 11897 clim2ser2 11898 isermulc2 11900 summodclem3 11940 fisumss 11952 fsum3cvg3 11956 iserabs 12035 isumshft 12050 isumsplit 12051 geoisum1 12079 geoisum1c 12080 cvgratnnlemnexp 12084 cvgratz 12092 mertenslem2 12096 clim2prod 12099 clim2divap 12100 fprodseq 12143 prodssdc 12149 fprodssdc 12150 effsumlt 12252 efgt1p 12256 gcd0id 12549 nninfctlemfo 12610 lcmgcd 12649 lcmdvds 12650 lcmid 12651 isprm2lem 12687 pcmpt 12915 ennnfonelemjn 13022 issgrpd 13494 mulg1 13715 srglmhm 14005 srgrmhm 14006 ringlghm 14073 ringrghm 14074 neipsm 14877 xmetpsmet 15092 comet 15222 metrest 15229 expcncf 15332 lgscllem 15735 lgsdir2 15761 lgsdirnn0 15775 lgsdinn0 15776 cvgcmp2nlemabs 16636 nconstwlpolem 16669 gfsumval 16680 |
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