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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 6755 nnawordex 6806 ectocld 6879 ecoptocl 6900 mapsnd 6974 mapsn 6976 eqeng 7056 fopwdom 7140 ordiso 7382 ltexnqq 7781 nsmallnqq 7785 nqprloc 7918 aptiprleml 8012 map2psrprg 8178 0re 8332 lttri3 8411 0cnALT 8523 reapti 8915 recnz 9750 zneo 9758 uzn0 9954 flqidz 10742 ceilqidz 10774 modqid2 10809 modqmuladdnn0 10826 frec2uzrand 10863 frecuzrdgtcl 10870 seq3id 10983 seq3z 10986 facdiv 11198 facwordi 11200 wrdnval 11357 wrdl1s1 11420 maxleb 12005 fsumf1o 12182 dvdsnegb 12600 odd2np1lem 12664 odd2np1 12665 ltoddhalfle 12685 halfleoddlt 12686 opoe 12687 omoe 12688 opeo 12689 omeo 12690 gcddiv 12821 gcdzeq 12824 dvdssqim 12826 lcmgcdeq 12886 coprmdvds2 12896 rpmul 12901 divgcdcoprmex 12905 cncongr2 12907 dvdsprm 12941 coprm 12948 prmdvdsexp 12952 prmdiv 13042 pythagtriplem19 13090 pc2dvds 13138 pcadd 13148 prmpwdvds 13163 exmidunben 13375 intopsn 13746 ismgmid 13756 imasmnd2 13818 isgrpid2 13904 isgrpinv 13918 dfgrp3mlem 13962 imasgrp2 13972 imasrng 14362 imasring 14478 dvdsrcl2 14515 dvdsrtr 14517 dvdsrmul1 14518 lspsneq0 14872 dvdsrzring 15047 znunit 15103 baspartn 15276 bastop 15301 isopn3 15351 pellexlem1 16229 ppiublem1 16291 lgsdir 16359 lgsne0 16362 lgsquadlem3 16403 uhgrm 16524 upgrfnen 16544 umgrfnen 16554 eupth2lem2dc 16905 eupth2lem3lem6fi 16917 bj-peano4 17186 sbthomlem 17276 |
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