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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 3925 | . 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 2145 ⊆ wss 3914 |
| 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 1943 ax-6 2000 ax-7 2041 ax-8 2147 |
| This proof depends on definitions: df-bi 210 df-an 402 df-ex 1813 df-clel 2836 df-ss 3915 |
| This theorem is used by: sseliALT 5263 fvrn0 6914 ovima0 7601 brtpos0 8251 frrlem14 8318 rdg0 8430 iunfi 9333 rankdmr1 9810 rankeq0b 9877 cardprclem 10061 alephfp2 10189 dfac2b 10210 sdom2en01 10381 fin56 10472 fin1a2lem10 10488 hsmexlem4 10508 canthp1lem2 10739 ax1cn 11235 recni 11324 0xr 11357 pnfxr 11364 nn0rei 12618 nn0cni 12619 0xnn0 12686 nnzi 12721 nn0zi 12722 1q 13093 seqexw 14161 mulgfval 19280 lbsextlem4 21440 qsubdrg 21726 leordtval2 23531 iooordt 23536 hauspwdom 23821 comppfsc 23852 dfac14 23938 filconn 24203 isufil2 24228 iooretop 25085 ovolfiniun 25823 volfiniun 25869 iblabslem 26149 iblabs 26150 bddmulibl 26160 mdegcl 26388 0aa 26650 1aa 26651 iaa 26652 logcn 26976 logccv 26992 leibpi 27271 xrlimcnp 27297 jensen 27317 emre 27334 lgsdir2lem3 27655 shelii 31818 chelii 31836 omlsilem 32005 nonbooli 32254 pjssmii 32284 riesz4 32667 riesz1 32668 cnlnadjeu 32681 nmopadjlei 32691 adjeq0 32694 dp2clq 33448 rpdp2cl 33449 dp2lt10 33451 dp2lt 33452 dp2ltc 33454 dplti 33472 zringfrac 34087 vieta 34213 qqh0 34617 qqh1 34618 qqhcn 34624 rrh0 34648 esumcst 34696 esumrnmpt2 34701 volmeas 34865 hgt750lem 35281 tgoldbachgtde 35290 kur14lem7 35978 kur14lem9 35980 iinllyconn 36020 bj-rdg0gALT 37987 bj-pinftyccb 38144 bj-minftyccb 38148 bj-rrdrg 38213 finixpnum 38530 poimirlem32 38572 ftc1cnnclem 38611 ftc2nc 38622 areacirclem2 38629 prdsbnd 38729 reheibor 38775 rmxyadd 43929 rmxy1 43930 rmxy0 43931 rmydioph 44022 rmxdioph 44024 expdiophlem2 44030 expdioph 44031 mpaaeu 44153 0iscard 44543 1iscard 44544 wfaxrep 45985 wfaxnul 45987 wfaxinf2 45992 fourierdlem85 47202 fourierdlem102 47219 fourierdlem114 47231 iooborel 47362 hoicvrrex 47567 lamberte 47939 |
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