| Intuitionistic Logic Explorer |
< Previous
Next >
Nearby theorems |
||
| 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 1413 exmid1stab 4269 imainss 5118 xpexr2m 5144 funeu2 5317 imadiflem 5373 fnop 5399 ssimaex 5665 isosolem 5918 acexmidlem2 5966 fnovex 6002 cnvoprab 6345 smores3 6404 freccllem 6513 riinerm 6720 pw1fin 7035 enq0sym 7582 peano5nnnn 8042 axcaucvglemres 8049 uzind3 9523 xrltnsym 9952 xsubge0 10040 0fz1 10204 seqf 10648 seq3f1oleml 10700 exp1 10729 expp1 10730 resqrexlemf1 11480 resqrexlemfp1 11481 clim2ser 11809 clim2ser2 11810 isermulc2 11812 summodclem3 11852 fisumss 11864 fsum3cvg3 11868 iserabs 11947 isumshft 11962 isumsplit 11963 geoisum1 11991 geoisum1c 11992 cvgratnnlemnexp 11996 cvgratz 12004 mertenslem2 12008 clim2prod 12011 clim2divap 12012 fprodseq 12055 prodssdc 12061 fprodssdc 12062 effsumlt 12164 efgt1p 12168 gcd0id 12461 nninfctlemfo 12522 lcmgcd 12561 lcmdvds 12562 lcmid 12563 isprm2lem 12599 pcmpt 12827 ennnfonelemjn 12934 issgrpd 13405 mulg1 13626 srglmhm 13916 srgrmhm 13917 ringlghm 13984 ringrghm 13985 neipsm 14787 xmetpsmet 15002 comet 15132 metrest 15139 expcncf 15242 lgscllem 15645 lgsdir2 15671 lgsdirnn0 15685 lgsdinn0 15686 cvgcmp2nlemabs 16281 nconstwlpolem 16314 |
| Copyright terms: Public domain | W3C validator |