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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 3056 prexg 4327 posng 4824 sosng 4825 optocl 4828 xpexcnvm 5119 relcnvexb 5304 funimass1 5435 dmfex 5559 f1ocnvb 5630 eqfnfv2 5778 elpreima 5799 dff13 5943 f1ocnvfv 5954 f1ocnvfvb 5955 fliftfun 5971 eusvobj2 6038 mpoxopn0yelv 6472 rntpos 6490 erexb 6794 findcard2 7148 findcard2s 7149 xpfi 7194 sbthlemi3 7231 enq0tr 7754 addnqprllem 7847 addnqprulem 7848 distrlem1prl 7902 distrlem1pru 7903 recexprlem1ssl 7953 recexprlem1ssu 7954 elrealeu 8149 addcan 8458 addcan2 8459 neg11 8529 negreb 8543 mulcanapd 8940 receuap 8948 cju 9240 nn1suc 9261 nnaddcl 9262 nndivtr 9284 znegclb 9615 zaddcllempos 9619 zmulcl 9636 zeo 9689 uz11 9883 uzp1 9894 eqreznegel 9952 xneg11 10173 xnegdi 10207 modqadd1 10730 modqmul1 10746 frec2uzltd 10772 bccmpl 11124 bcm1n 11139 fz1eqb 11161 eqwrd 11273 ccatopth 11416 ccatopth2 11417 swrdccatin2 11429 cj11 11598 rennim 11695 resqrexlemgt0 11713 efne0 12372 dvdsabseq 12541 pcfac 13056 divsfval 13562 grpinveu 13772 mulgass 13897 dvreq1 14309 unitrrg 14436 uptx 15188 hmeocnvb 15232 tgioo 15468 uspgrf1oedg 16220 usgr0vb 16277 bj-nnbidc 16578 bj-prexg 16730 strcollnft 16803 |
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