| Intuitionistic Logic Explorer |
< Previous
Next >
Nearby theorems |
||
| 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 2072 ceqsalt 2842 sbceqal 3101 csbiebt 3181 rspcsbela 3201 preqr1g 3875 repizf2 4280 copsexg 4365 onun2 4617 suc11g 4684 elrnrexdm 5821 isoselem 5999 riotass2 6040 oawordriexmid 6716 nnm00 6776 ecopovtrn 6879 ecopovtrng 6882 infglbti 7329 difinfsnlem 7403 enq0tr 7765 addnqprl 7860 addnqpru 7861 mulnqprl 7899 mulnqpru 7900 recexprlemss1l 7966 recexprlemss1u 7967 cauappcvgprlemdisj 7982 mulextsr1lem 8111 pitonn 8179 rereceu 8220 cnegexlem1 8465 ltadd2 8711 eqord2 8776 mulext 8906 mulgt1 9157 lt2halves 9494 addltmul 9495 nzadd 9650 ltsubnn0 9665 zextlt 9691 recnz 9692 zeo 9704 peano5uzti 9707 irradd 9999 irrmul 10000 xltneg 10191 xleadd1 10230 icc0r 10281 fznuz 10461 uznfz 10462 facndiv 11129 ccatalpha 11329 swrdccatin2 11449 swrdccatin2d 11464 rennim 11715 abs00ap 11775 absle 11802 cau3lem 11827 caubnd2 11830 climshft 12017 subcn2 12024 mulcn2 12025 serf0 12065 cvgratnnlemnexp 12238 cvgratnnlemmn 12239 efieq1re 12486 moddvds 12513 dvdsssfz1 12566 nn0seqcvgd 12766 algcvgblem 12774 eucalglt 12782 lcmgcdlem 12802 rpmul 12823 divgcdcoprm0 12826 isprm6 12872 rpexp 12878 eulerthlema 12955 eulerthlemh 12956 prmdiv 12960 pcprendvds2 13017 pcz 13058 pcprmpw 13060 pcadd2 13067 pcfac 13076 expnprm 13079 imasgrp2 13866 issubg4m 13949 znidomb 14935 tgss3 15072 cnpnei 15213 cnntr 15219 hmeoopn 15305 hmeocld 15306 mulcncflem 15601 plycolemc 15752 sincosq3sgn 15822 sincosq4sgn 15823 perfect1 15995 lgsdir2lem4 16033 lgsne0 16040 lgsquad2lem2 16084 2sqlem8a 16124 clwwlkext2edg 16546 bj-peano4 16864 iswomni0 16975 |
| Copyright terms: Public domain | W3C validator |