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| Mirrors > Home > ILE Home > Th. List > syl5ibcom | GIF version | ||
| Description: A mixed syllogism inference. (Contributed by NM, 19-Jun-2007.) |
| Ref | Expression |
|---|---|
| imbitrid.1 | ⊢ (𝜑 → 𝜓) |
| imbitrid.2 | ⊢ (𝜒 → (𝜓 ↔ 𝜃)) |
| Ref | Expression |
|---|---|
| syl5ibcom | ⊢ (𝜑 → (𝜒 → 𝜃)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | imbitrid.1 | . . 3 ⊢ (𝜑 → 𝜓) | |
| 2 | imbitrid.2 | . . 3 ⊢ (𝜒 → (𝜓 ↔ 𝜃)) | |
| 3 | 1, 2 | imbitrid 154 | . 2 ⊢ (𝜒 → (𝜑 → 𝜃)) |
| 4 | 3 | com12 30 | 1 ⊢ (𝜑 → (𝜒 → 𝜃)) |
| Colors of variables: wff set class |
| This proof depends on syntax axioms: → wi 4 ↔ wb 105 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 |
| This proof depends on definitions: df-bi 117 |
| This theorem is used by: biimpcd 159 mob2 3006 rmob 3145 preqr1g 3891 issod 4466 sotritrieq 4472 nsuceq0g 4565 suctr 4568 nordeq 4693 suc11g 4706 iss 5112 poirr2 5183 xp11m 5229 tz6.12c 5728 fnbrfvb 5744 fvelimab 5762 foeqcnvco 5999 f1eqcocnv 6000 acexmidlemcase 6083 nna0r 6756 nnawordex 6807 ectocld 6880 ecoptocl 6901 mapsnd 6976 mapsn 6978 eqeng 7058 fopwdom 7142 ordiso 7382 ltexnqq 7781 nsmallnqq 7785 nqprloc 7918 aptiprleml 8012 map2psrprg 8178 0re 8332 lttri3 8411 0cnALT 8523 reapti 8915 recnz 9749 zneo 9757 uzn0 9953 flqidz 10741 ceilqidz 10773 modqid2 10808 modqmuladdnn0 10825 frec2uzrand 10862 frecuzrdgtcl 10869 seq3id 10982 seq3z 10985 facdiv 11197 facwordi 11199 wrdnval 11356 wrdl1s1 11419 maxleb 12004 fsumf1o 12181 dvdsnegb 12599 odd2np1lem 12663 odd2np1 12664 ltoddhalfle 12684 halfleoddlt 12685 opoe 12686 omoe 12687 opeo 12688 omeo 12689 gcddiv 12820 gcdzeq 12823 dvdssqim 12825 lcmgcdeq 12885 coprmdvds2 12895 rpmul 12900 divgcdcoprmex 12904 cncongr2 12906 dvdsprm 12940 coprm 12947 prmdvdsexp 12951 prmdiv 13041 pythagtriplem19 13089 pc2dvds 13137 pcadd 13147 prmpwdvds 13162 exmidunben 13374 intopsn 13745 ismgmid 13755 imasmnd2 13817 isgrpid2 13903 isgrpinv 13917 dfgrp3mlem 13961 imasgrp2 13971 imasrng 14361 imasring 14477 dvdsrcl2 14514 dvdsrtr 14516 dvdsrmul1 14517 lspsneq0 14871 dvdsrzring 15046 znunit 15102 baspartn 15293 bastop 15318 isopn3 15368 pellexlem1 16246 ppiublem1 16308 lgsdir 16376 lgsne0 16379 lgsquadlem3 16420 uhgrm 16541 upgrfnen 16561 umgrfnen 16571 eupth2lem2dc 16922 eupth2lem3lem6fi 16934 bj-peano4 17203 sbthomlem 17293 |
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