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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 1896 gencl 2835 spsbc 3043 prexg 4301 posng 4798 sosng 4799 optocl 4802 relcnvexb 5276 funimass1 5407 dmfex 5526 f1ocnvb 5597 eqfnfv2 5745 elpreima 5766 dff13 5909 f1ocnvfv 5920 f1ocnvfvb 5921 fliftfun 5937 eusvobj2 6004 mpoxopn0yelv 6405 rntpos 6423 erexb 6727 findcard2 7078 findcard2s 7079 xpfi 7124 sbthlemi3 7158 enq0tr 7654 addnqprllem 7747 addnqprulem 7748 distrlem1prl 7802 distrlem1pru 7803 recexprlem1ssl 7853 recexprlem1ssu 7854 elrealeu 8049 addcan 8359 addcan2 8360 neg11 8430 negreb 8444 mulcanapd 8841 receuap 8849 cju 9141 nn1suc 9162 nnaddcl 9163 nndivtr 9185 znegclb 9512 zaddcllempos 9516 zmulcl 9533 zeo 9585 uz11 9779 uzp1 9790 eqreznegel 9848 xneg11 10069 xnegdi 10103 modqadd1 10624 modqmul1 10640 frec2uzltd 10666 bccmpl 11017 fz1eqb 11053 eqwrd 11155 ccatopth 11298 ccatopth2 11299 swrdccatin2 11311 cj11 11467 rennim 11564 resqrexlemgt0 11582 efne0 12241 dvdsabseq 12410 pcfac 12925 divsfval 13413 grpinveu 13623 mulgass 13748 dvreq1 14159 unitrrg 14284 uptx 15001 hmeocnvb 15045 tgioo 15281 uspgrf1oedg 16030 usgr0vb 16087 bj-nnbidc 16374 bj-prexg 16527 strcollnft 16600 |
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