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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 4464 sotritrieq 4470 nsuceq0g 4563 suctr 4566 nordeq 4691 suc11g 4704 iss 5109 poirr2 5180 xp11m 5226 tz6.12c 5725 fnbrfvb 5741 fvelimab 5759 foeqcnvco 5996 f1eqcocnv 5997 acexmidlemcase 6080 nna0r 6751 nnawordex 6802 ectocld 6875 ecoptocl 6896 mapsnd 6970 mapsn 6972 eqeng 7052 fopwdom 7136 ordiso 7377 ltexnqq 7776 nsmallnqq 7780 nqprloc 7913 aptiprleml 8007 map2psrprg 8173 0re 8327 lttri3 8406 0cnALT 8518 reapti 8910 recnz 9744 zneo 9752 uzn0 9948 flqidz 10736 ceilqidz 10768 modqid2 10803 modqmuladdnn0 10820 frec2uzrand 10857 frecuzrdgtcl 10864 seq3id 10977 seq3z 10980 facdiv 11192 facwordi 11194 wrdnval 11351 wrdl1s1 11414 maxleb 11999 fsumf1o 12176 dvdsnegb 12594 odd2np1lem 12658 odd2np1 12659 ltoddhalfle 12679 halfleoddlt 12680 opoe 12681 omoe 12682 opeo 12683 omeo 12684 gcddiv 12815 gcdzeq 12818 dvdssqim 12820 lcmgcdeq 12880 coprmdvds2 12890 rpmul 12895 divgcdcoprmex 12899 cncongr2 12901 dvdsprm 12935 coprm 12942 prmdvdsexp 12946 prmdiv 13036 pythagtriplem19 13084 pc2dvds 13132 pcadd 13142 prmpwdvds 13157 exmidunben 13369 intopsn 13739 ismgmid 13749 imasmnd2 13811 isgrpid2 13897 isgrpinv 13911 dfgrp3mlem 13955 imasgrp2 13965 imasrng 14307 imasring 14421 dvdsrcl2 14458 dvdsrtr 14460 dvdsrmul1 14461 lspsneq0 14815 dvdsrzring 14990 znunit 15046 baspartn 15210 bastop 15235 isopn3 15285 pellexlem1 16158 ppiublem1 16220 lgsdir 16288 lgsne0 16291 lgsquadlem3 16332 uhgrm 16453 upgrfnen 16473 umgrfnen 16483 eupth2lem2dc 16834 eupth2lem3lem6fi 16846 bj-peano4 17115 sbthomlem 17204 |
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