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Mirrors > Home > MPE Home > Th. List > pm2.61d1 | Structured version Visualization version GIF version |
Description: Inference eliminating an antecedent. (Contributed by NM, 15-Jul-2005.) |
Ref | Expression |
---|---|
pm2.61d1.1 | ⊢ (𝜑 → (𝜓 → 𝜒)) |
pm2.61d1.2 | ⊢ (¬ 𝜓 → 𝜒) |
Ref | Expression |
---|---|
pm2.61d1 | ⊢ (𝜑 → 𝜒) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | pm2.61d1.1 | . 2 ⊢ (𝜑 → (𝜓 → 𝜒)) | |
2 | pm2.61d1.2 | . . 3 ⊢ (¬ 𝜓 → 𝜒) | |
3 | 2 | a1i 11 | . 2 ⊢ (𝜑 → (¬ 𝜓 → 𝜒)) |
4 | 1, 3 | pm2.61d 181 | 1 ⊢ (𝜑 → 𝜒) |
Colors of variables: wff setvar class |
Syntax hints: ¬ wn 3 → wi 4 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 |
This theorem is referenced by: pm2.61nii 186 ja 188 pm2.01d 192 moexexlem 2711 2mo 2733 mosubopt 5400 predpoirr 6176 predfrirr 6177 funfv 6750 dffv2 6756 fvmptnf 6790 rdgsucmptnf 8065 frsucmptn 8074 mapdom2 8688 frfi 8763 oiexg 8999 wemapwe 9160 r1tr 9205 alephsing 9698 uzin 12279 fundmge2nop0 13851 fun2dmnop0 13853 wrdnfi 13899 sumrblem 15068 fsumcvg 15069 summolem2a 15072 fsumcvg2 15084 prodeq2ii 15267 prodrblem 15283 fprodcvg 15284 prodmolem2a 15288 zprod 15291 ptpjpre1 22179 qtopres 22306 fgabs 22487 ptcmplem3 22662 setsmstopn 23088 tngtopn 23259 cnmpopc 23532 pcoval2 23620 pcopt 23626 pcopt2 23627 itgle 24410 ibladdlem 24420 iblabslem 24428 iblabs 24429 iblabsr 24430 iblmulc2 24431 ditgneg 24455 logbgcd1irr 25372 umgr2adedgspth 27727 n4cyclfrgr 28070 poimirlem26 34933 poimirlem32 34939 ovoliunnfl 34949 voliunnfl 34951 volsupnfl 34952 itg2addnclem 34958 itg2gt0cn 34962 ibladdnclem 34963 iblabsnclem 34970 iblabsnc 34971 iblmulc2nc 34972 bddiblnc 34977 ftc1anclem7 34988 ftc1anclem8 34989 ftc1anc 34990 dicvalrelN 38336 dihvalrel 38430 ldepspr 44548 |
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