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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 1894 gencl 2833 spsbc 3041 prexg 4299 posng 4796 sosng 4797 optocl 4800 relcnvexb 5274 funimass1 5404 dmfex 5523 f1ocnvb 5594 eqfnfv2 5741 elpreima 5762 dff13 5904 f1ocnvfv 5915 f1ocnvfvb 5916 fliftfun 5932 eusvobj2 5999 mpoxopn0yelv 6400 rntpos 6418 erexb 6722 findcard2 7073 findcard2s 7074 xpfi 7119 sbthlemi3 7152 enq0tr 7647 addnqprllem 7740 addnqprulem 7741 distrlem1prl 7795 distrlem1pru 7796 recexprlem1ssl 7846 recexprlem1ssu 7847 elrealeu 8042 addcan 8352 addcan2 8353 neg11 8423 negreb 8437 mulcanapd 8834 receuap 8842 cju 9134 nn1suc 9155 nnaddcl 9156 nndivtr 9178 znegclb 9505 zaddcllempos 9509 zmulcl 9526 zeo 9578 uz11 9772 uzp1 9783 eqreznegel 9841 xneg11 10062 xnegdi 10096 modqadd1 10616 modqmul1 10632 frec2uzltd 10658 bccmpl 11009 fz1eqb 11045 eqwrd 11147 ccatopth 11290 ccatopth2 11291 swrdccatin2 11303 cj11 11459 rennim 11556 resqrexlemgt0 11574 efne0 12232 dvdsabseq 12401 pcfac 12916 divsfval 13404 grpinveu 13614 mulgass 13739 dvreq1 14149 unitrrg 14274 uptx 14991 hmeocnvb 15035 tgioo 15271 uspgrf1oedg 16020 usgr0vb 16077 bj-nnbidc 16303 bj-prexg 16456 strcollnft 16529 |
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