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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 1901 gencl 2854 spsbc 3063 prexg 4347 posng 4845 sosng 4846 optocl 4849 xpexcnvm 5140 relcnvexb 5325 funimass1 5456 dmfex 5580 f1ocnvb 5651 eqfnfv2 5801 elpreima 5822 dff13 5968 f1ocnvfv 5979 f1ocnvfvb 5980 fliftfun 5996 eusvobj2 6065 mpoxopn0yelv 6504 rntpos 6522 erexb 6826 findcard2 7187 findcard2s 7188 xpfi 7233 sbthlemi3 7270 enq0tr 7795 addnqprllem 7888 addnqprulem 7889 distrlem1prl 7943 distrlem1pru 7944 recexprlem1ssl 7994 recexprlem1ssu 7995 elrealeu 8190 addcan 8500 addcan2 8501 neg11 8571 negreb 8585 mulcanapd 8983 receuap 8993 cju 9285 nn1suc 9306 nnaddcl 9307 nndivtr 9329 znegclb 9660 zaddcllempos 9664 zmulcl 9681 zeo 9734 uz11 9928 uzp1 9939 eqreznegel 9997 xneg11 10219 xnegdi 10253 modqadd1 10781 modqmul1 10797 frec2uzltd 10823 bccmpl 11175 bcm1n 11190 fz1eqb 11212 eqwrd 11328 ccatopth 11471 ccatopth2 11472 swrdccatin2 11484 cj11 11654 rennim 11751 resqrexlemgt0 11769 efne0 12428 dvdsabseq 12597 pcfac 13112 divsfval 13632 grpinveu 13826 mulgass 13945 dvreq1 14432 unitrrg 14559 uptx 15358 hmeocnvb 15402 tgioo 15638 uspgrf1oedg 16400 usgr0vb 16457 bj-nnbidc 16768 bj-prexg 16920 strcollnft 16993 |
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