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| Mirrors > Home > ILE Home > Th. List > sseli | GIF version | ||
| Description: Membership inference from subclass relationship. (Contributed by NM, 5-Aug-1993.) |
| Ref | Expression |
|---|---|
| sseli.1 | ⊢ 𝐴 ⊆ 𝐵 |
| Ref | Expression |
|---|---|
| sseli | ⊢ (𝐶 ∈ 𝐴 → 𝐶 ∈ 𝐵) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | sseli.1 | . 2 ⊢ 𝐴 ⊆ 𝐵 | |
| 2 | ssel 3236 | . 2 ⊢ (𝐴 ⊆ 𝐵 → (𝐶 ∈ 𝐴 → 𝐶 ∈ 𝐵)) | |
| 3 | 1, 2 | ax-mp 5 | 1 ⊢ (𝐶 ∈ 𝐴 → 𝐶 ∈ 𝐵) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ∈ wcel 2205 ⊆ wss 3214 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-11 1555 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-ext 2216 |
| This theorem depends on definitions: df-bi 117 df-nf 1510 df-sb 1812 df-clab 2221 df-cleq 2227 df-clel 2230 df-in 3220 df-ss 3227 |
| This theorem is referenced by: sselii 3239 sselid 3240 elun1 3390 elun2 3391 elopabr 4406 elopabran 4407 finds 4727 finds2 4728 issref 5150 2elresin 5474 fvun1 5748 fvmptssdm 5767 elfvmptrab1 5777 fvimacnvi 5797 elpreima 5802 ofrfval 6284 ofvalg 6285 off 6288 offres 6341 eqopi 6379 op1steq 6386 dfoprab4 6399 f1od2 6444 reldmtpos 6497 smores3 6537 smores2 6538 ctssdccl 7415 pinn 7640 indpi 7673 enq0enq 7762 preqlu 7803 elinp 7805 prop 7806 elnp1st2nd 7807 prarloclem5 7831 cauappcvgprlemladd 7989 peano5nnnn 8223 nnindnn 8224 recn 8276 rexr 8335 peano5nni 9257 nnre 9261 nncn 9262 nnind 9270 nnnn0 9520 nn0re 9522 nn0cn 9523 nn0xnn0 9584 nnz 9613 nn0z 9614 uzuzle35 9915 nnq 9983 qcn 9984 rpre 10011 iccshftri 10347 iccshftli 10349 iccdili 10351 icccntri 10353 fzval2 10364 fzelp1 10430 4fvwrd4 10496 elfzo1 10552 infssuzcldc 10617 expcllem 10936 expcl2lemap 10937 m1expcl2 10947 bcm1k 11147 bcpasc 11153 hashfibclem 11231 wrdv 11265 ccatclab 11307 pfxfv0 11409 pfxfvlsw 11412 cau3lem 11824 climconst2 12001 fsum3 12098 binomlem 12194 fprodge1 12350 cos12dec 12479 dvdsflip 12562 isprm3 12840 phimullem 12947 prmdiveq 12958 ballotfilemfc0 13176 ballotfilemfcc 13177 ballotfilemfmpn 13178 ballotfilemodife 13184 ballotfilemfrceq 13216 structcnvcnv 13312 fvsetsid 13330 ptex 13561 nmzsubg 13963 nmznsg 13966 nzrring 14428 lringnzr 14438 rege0subm 14858 znrrg 14934 psrbagconf1o 14954 tgval2 15042 qtopbasss 15512 dedekindicc 15624 ivthinc 15634 ivthdec 15635 dvply2 15758 cosz12 15771 cos0pilt1 15843 ioocosf1o 15845 mpodvdsmulf1o 15984 fsumdvdsmul 15985 lgsquadlemofi 16075 lgsquadlem1 16076 lgsquadlem2 16077 wlk1walkdom 16480 exmidsbthrlem 16928 |
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