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| Mirrors > Home > MPE Home > Th. List > sselii | Structured version Visualization version GIF version | ||
| Description: Membership inference from subclass relationship. (Contributed by NM, 31-May-1999.) |
| Ref | Expression |
|---|---|
| sseli.1 | ⊢ 𝐴 ⊆ 𝐵 |
| sselii.2 | ⊢ 𝐶 ∈ 𝐴 |
| Ref | Expression |
|---|---|
| sselii | ⊢ 𝐶 ∈ 𝐵 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | sselii.2 | . 2 ⊢ 𝐶 ∈ 𝐴 | |
| 2 | sseli.1 | . . 3 ⊢ 𝐴 ⊆ 𝐵 | |
| 3 | 2 | sseli 3909 | . 2 ⊢ (𝐶 ∈ 𝐴 → 𝐶 ∈ 𝐵) |
| 4 | 1, 3 | ax-mp 5 | 1 ⊢ 𝐶 ∈ 𝐵 |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: ∈ wcel 2147 ⊆ wss 3900 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1945 ax-6 2002 ax-7 2043 ax-8 2149 |
| This proof depends on definitions: df-bi 210 df-an 402 df-ex 1813 df-clel 2839 df-ss 3901 |
| This theorem is used by: sseliALT 5267 fvrn0 6942 ovima0 7630 brtpos0 8286 frrlem14 8353 rdg0 8465 iunfi 9368 rankdmr1 9844 rankeq0b 9911 cardprclem 10095 alephfp2 10225 dfac2b 10246 sdom2en01 10417 fin56 10508 fin1a2lem10 10524 hsmexlem4 10544 canthp1lem2 10775 ax1cn 11271 recni 11360 0xr 11393 pnfxr 11400 nn0rei 12655 nn0cni 12656 0xnn0 12723 nnzi 12758 nn0zi 12759 1q 13130 seqexw 14198 mulgfval 19320 lbsextlem4 21481 qsubdrg 21769 leordtval2 23574 iooordt 23579 hauspwdom 23864 comppfsc 23895 dfac14 23981 filconn 24246 isufil2 24271 iooretop 25128 ovolfiniun 25866 volfiniun 25912 iblabslem 26192 iblabs 26193 bddmulibl 26203 mdegcl 26431 0aa 26695 1aa 26696 iaa 26697 logcn 27021 logccv 27037 leibpi 27316 xrlimcnp 27342 jensen 27362 emre 27379 lgsdir2lem3 27700 shelii 31863 chelii 31881 omlsilem 32050 nonbooli 32299 pjssmii 32329 riesz4 32712 riesz1 32713 cnlnadjeu 32726 nmopadjlei 32736 adjeq0 32739 dp2clq 33533 rpdp2cl 33534 dp2lt10 33536 dp2lt 33537 dp2ltc 33539 dplti 33557 zringfrac 34182 vieta 34316 qqh0 34720 qqh1 34721 qqhcn 34727 rrh0 34751 esumcst 34799 esumrnmpt2 34804 volmeas 34968 hgt750lem 35384 tgoldbachgtde 35393 kur14lem7 36178 kur14lem9 36180 iinllyconn 36220 bj-rdg0gALT 38249 bj-pinftyccb 38403 bj-minftyccb 38407 bj-rrdrg 38472 finixpnum 38789 poimirlem32 38831 ftc1cnnclem 38870 ftc2nc 38881 areacirclem2 38888 prdsbnd 38986 reheibor 39032 rmxyadd 44188 rmxy1 44189 rmxy0 44190 rmydioph 44281 rmxdioph 44283 expdiophlem2 44289 expdioph 44290 mpaaeu 44411 0iscard 44797 1iscard 44798 wfaxrep 46242 wfaxnul 46244 wfaxinf2 46249 fourierdlem85 47468 fourierdlem102 47485 fourierdlem114 47497 iooborel 47628 hoicvrrex 47833 lamberte 48205 |
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