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| Mirrors > Home > ILE Home > Th. List > sylibd | GIF version | ||
| Description: A syllogism deduction. (Contributed by NM, 3-Aug-1994.) |
| Ref | Expression |
|---|---|
| sylibd.1 | ⊢ (𝜑 → (𝜓 → 𝜒)) |
| sylibd.2 | ⊢ (𝜑 → (𝜒 ↔ 𝜃)) |
| Ref | Expression |
|---|---|
| sylibd | ⊢ (𝜑 → (𝜓 → 𝜃)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | sylibd.1 | . 2 ⊢ (𝜑 → (𝜓 → 𝜒)) | |
| 2 | sylibd.2 | . . 3 ⊢ (𝜑 → (𝜒 ↔ 𝜃)) | |
| 3 | 2 | biimpd 144 | . 2 ⊢ (𝜑 → (𝜒 → 𝜃)) |
| 4 | 1, 3 | syld 45 | 1 ⊢ (𝜑 → (𝜓 → 𝜃)) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ↔ wb 105 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 |
| This theorem depends on definitions: df-bi 117 |
| This theorem is referenced by: 3imtr3d 202 dvelimdf 2076 ceqsalt 2848 sbceqal 3107 csbiebt 3187 rspcsbela 3207 preqr1g 3889 repizf2 4297 copsexg 4382 onun2 4635 suc11g 4702 elrnrexdm 5841 isoselem 6020 riotass2 6061 oawordriexmid 6737 nnm00 6797 ecopovtrn 6900 ecopovtrng 6903 infglbti 7359 difinfsnlem 7433 enq0tr 7795 addnqprl 7890 addnqpru 7891 mulnqprl 7929 mulnqpru 7930 recexprlemss1l 7996 recexprlemss1u 7997 cauappcvgprlemdisj 8012 mulextsr1lem 8141 pitonn 8209 rereceu 8250 cnegexlem1 8495 ltadd2 8741 eqord2 8806 mulext 8936 mulgt1 9187 lt2halves 9524 addltmul 9525 nzadd 9680 ltsubnn0 9695 zextlt 9721 recnz 9722 zeo 9734 peano5uzti 9737 irradd 10029 irrmul 10030 xltneg 10221 xleadd1 10260 icc0r 10311 fznuz 10492 uznfz 10493 facndiv 11160 hashf1 11270 ccatalpha 11364 swrdccatin2 11484 swrdccatin2d 11499 rennim 11751 abs00ap 11811 absle 11838 cau3lem 11863 caubnd2 11866 climshft 12053 subcn2 12060 mulcn2 12061 serf0 12101 cvgratnnlemnexp 12274 cvgratnnlemmn 12275 efieq1re 12522 moddvds 12549 dvdsssfz1 12602 nn0seqcvgd 12802 algcvgblem 12810 eucalglt 12818 lcmgcdlem 12838 rpmul 12859 divgcdcoprm0 12862 isprm6 12908 rpexp 12914 eulerthlema 12991 eulerthlemh 12992 prmdiv 12996 pcprendvds2 13053 pcz 13094 pcprmpw 13096 pcadd2 13103 pcfac 13112 expnprm 13115 imasgrp2 13896 issubg4m 13979 znidomb 14976 tgss3 15162 cnpnei 15303 cnntr 15309 hmeoopn 15395 hmeocld 15396 mulcncflem 15691 plycolemc 15842 sincosq3sgn 15912 sincosq4sgn 15913 perfect1 16095 lgsdir2lem4 16133 lgsne0 16140 lgsquad2lem2 16184 2sqlem8a 16224 clwwlkext2edg 16646 bj-peano4 16964 iswomni0 17075 |
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