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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 1897 gencl 2848 spsbc 3057 prexg 4330 posng 4827 sosng 4828 optocl 4831 xpexcnvm 5122 relcnvexb 5307 funimass1 5438 dmfex 5562 f1ocnvb 5633 eqfnfv2 5781 elpreima 5802 dff13 5947 f1ocnvfv 5958 f1ocnvfvb 5959 fliftfun 5975 eusvobj2 6044 mpoxopn0yelv 6483 rntpos 6501 erexb 6805 findcard2 7159 findcard2s 7160 xpfi 7205 sbthlemi3 7242 enq0tr 7765 addnqprllem 7858 addnqprulem 7859 distrlem1prl 7913 distrlem1pru 7914 recexprlem1ssl 7964 recexprlem1ssu 7965 elrealeu 8160 addcan 8470 addcan2 8471 neg11 8541 negreb 8555 mulcanapd 8953 receuap 8963 cju 9255 nn1suc 9276 nnaddcl 9277 nndivtr 9299 znegclb 9630 zaddcllempos 9634 zmulcl 9651 zeo 9704 uz11 9898 uzp1 9909 eqreznegel 9967 xneg11 10189 xnegdi 10223 modqadd1 10750 modqmul1 10766 frec2uzltd 10792 bccmpl 11144 bcm1n 11159 fz1eqb 11181 eqwrd 11293 ccatopth 11436 ccatopth2 11437 swrdccatin2 11449 cj11 11618 rennim 11715 resqrexlemgt0 11733 efne0 12392 dvdsabseq 12561 pcfac 13076 divsfval 13595 grpinveu 13796 mulgass 13915 dvreq1 14390 unitrrg 14517 uptx 15268 hmeocnvb 15312 tgioo 15548 uspgrf1oedg 16300 usgr0vb 16357 bj-nnbidc 16668 bj-prexg 16820 strcollnft 16893 |
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