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| Mirrors > Home > ILE Home > Th. List > imbitrid | GIF version | ||
| Description: A mixed syllogism inference. (Contributed by NM, 12-Jan-1993.) |
| Ref | Expression |
|---|---|
| imbitrid.1 | ⊢ (𝜑 → 𝜓) |
| imbitrid.2 | ⊢ (𝜒 → (𝜓 ↔ 𝜃)) |
| Ref | Expression |
|---|---|
| imbitrid | ⊢ (𝜒 → (𝜑 → 𝜃)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | imbitrid.1 | . 2 ⊢ (𝜑 → 𝜓) | |
| 2 | imbitrid.2 | . . 3 ⊢ (𝜒 → (𝜓 ↔ 𝜃)) | |
| 3 | 2 | biimpd 144 | . 2 ⊢ (𝜒 → (𝜓 → 𝜃)) |
| 4 | 1, 3 | syl5 32 | 1 ⊢ (𝜒 → (𝜑 → 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: syl5ibcom 155 imbitrrid 156 sbft 1895 gencl 2834 spsbc 3042 prexg 4303 posng 4800 sosng 4801 optocl 4804 relcnvexb 5278 funimass1 5409 dmfex 5529 f1ocnvb 5600 eqfnfv2 5748 elpreima 5769 dff13 5914 f1ocnvfv 5925 f1ocnvfvb 5926 fliftfun 5942 eusvobj2 6009 mpoxopn0yelv 6410 rntpos 6428 erexb 6732 findcard2 7083 findcard2s 7084 xpfi 7129 sbthlemi3 7163 enq0tr 7659 addnqprllem 7752 addnqprulem 7753 distrlem1prl 7807 distrlem1pru 7808 recexprlem1ssl 7858 recexprlem1ssu 7859 elrealeu 8054 addcan 8364 addcan2 8365 neg11 8435 negreb 8449 mulcanapd 8846 receuap 8854 cju 9146 nn1suc 9167 nnaddcl 9168 nndivtr 9190 znegclb 9517 zaddcllempos 9521 zmulcl 9538 zeo 9590 uz11 9784 uzp1 9795 eqreznegel 9853 xneg11 10074 xnegdi 10108 modqadd1 10629 modqmul1 10645 frec2uzltd 10671 bccmpl 11022 fz1eqb 11058 eqwrd 11163 ccatopth 11306 ccatopth2 11307 swrdccatin2 11319 cj11 11488 rennim 11585 resqrexlemgt0 11603 efne0 12262 dvdsabseq 12431 pcfac 12946 divsfval 13434 grpinveu 13644 mulgass 13769 dvreq1 14180 unitrrg 14305 uptx 15027 hmeocnvb 15071 tgioo 15307 uspgrf1oedg 16056 usgr0vb 16113 bj-nnbidc 16414 bj-prexg 16566 strcollnft 16639 |
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