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| Mirrors > Home > MPE Home > Th. List > ssrind | Structured version Visualization version GIF version | ||
| Description: Add right intersection to subclass relation. (Contributed by Glauco Siliprandi, 2-Jan-2022.) |
| Ref | Expression |
|---|---|
| ssrind.1 | ⊢ (𝜑 → 𝐴 ⊆ 𝐵) |
| Ref | Expression |
|---|---|
| ssrind | ⊢ (𝜑 → (𝐴 ∩ 𝐶) ⊆ (𝐵 ∩ 𝐶)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ssrind.1 | . 2 ⊢ (𝜑 → 𝐴 ⊆ 𝐵) | |
| 2 | ssrin 4196 | . 2 ⊢ (𝐴 ⊆ 𝐵 → (𝐴 ∩ 𝐶) ⊆ (𝐵 ∩ 𝐶)) | |
| 3 | 1, 2 | syl 18 | 1 ⊢ (𝜑 → (𝐴 ∩ 𝐶) ⊆ (𝐵 ∩ 𝐶)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∩ cin 3906 ⊆ wss 3907 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1818 ax-4 1832 ax-5 1933 ax-6 1990 ax-7 2031 ax-8 2147 ax-9 2155 ax-ext 2737 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-tru 1566 df-ex 1803 df-sb 2094 df-clab 2744 df-cleq 2757 df-clel 2840 df-v 3459 df-in 3914 df-ss 3924 |
| This theorem is referenced by: fictb 10215 isacs1i 17703 rescabs 17880 lsmdisj 19742 dmdprdsplit2lem 20108 rhmsscrnghm 20741 rngcresringcat 20745 acsfn1p 20871 obselocv 21838 restbas 23276 neitr 23298 restcls 23299 restntr 23300 nrmsep 23475 cldllycmp 23613 fclsneii 24135 tsmsres 24262 trcfilu 24411 metdseq0 24973 iundisj2 25669 uniioombllem3 25705 ppisval 27226 ppisval2 27227 chtwordi 27278 ppiwordi 27284 chpub 27342 chebbnd1lem1 27591 mdbr2 32557 mdslj1i 32580 mdsl2i 32583 mdslmd1lem1 32586 mdslmd3i 32593 mdexchi 32596 sumdmdlem 32679 iundisj2f 32845 iundisj2fi 33054 cycpmco2f1 33357 tocyccntz 33377 esumrnmpt2 34375 bnj1177 35311 sstotbnd2 38285 lcvexchlem5 39674 pnonsingN 40569 dochnoncon 42027 eldioph2lem2 43354 limsupres 46277 limsupresxr 46338 liminfresxr 46339 liminflelimsuplem 46347 ssdisjd 49437 |
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