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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 2832 spsbc 3040 prexg 4296 posng 4793 sosng 4794 optocl 4797 relcnvexb 5271 funimass1 5401 dmfex 5520 f1ocnvb 5591 eqfnfv2 5738 elpreima 5759 dff13 5901 f1ocnvfv 5912 f1ocnvfvb 5913 fliftfun 5929 eusvobj2 5996 mpoxopn0yelv 6396 rntpos 6414 erexb 6718 findcard2 7064 findcard2s 7065 xpfi 7110 sbthlemi3 7142 enq0tr 7637 addnqprllem 7730 addnqprulem 7731 distrlem1prl 7785 distrlem1pru 7786 recexprlem1ssl 7836 recexprlem1ssu 7837 elrealeu 8032 addcan 8342 addcan2 8343 neg11 8413 negreb 8427 mulcanapd 8824 receuap 8832 cju 9124 nn1suc 9145 nnaddcl 9146 nndivtr 9168 znegclb 9495 zaddcllempos 9499 zmulcl 9516 zeo 9568 uz11 9762 uzp1 9773 eqreznegel 9826 xneg11 10047 xnegdi 10081 modqadd1 10600 modqmul1 10616 frec2uzltd 10642 bccmpl 10993 fz1eqb 11029 eqwrd 11130 ccatopth 11269 ccatopth2 11270 swrdccatin2 11282 cj11 11437 rennim 11534 resqrexlemgt0 11552 efne0 12210 dvdsabseq 12379 pcfac 12894 divsfval 13382 grpinveu 13592 mulgass 13717 dvreq1 14127 unitrrg 14252 uptx 14969 hmeocnvb 15013 tgioo 15249 uspgrf1oedg 15995 usgr0vb 16052 bj-nnbidc 16230 bj-prexg 16383 strcollnft 16456 |
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