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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 4195 | . 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 3905 ⊆ wss 3906 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1825 ax-4 1839 ax-5 1940 ax-6 1997 ax-7 2038 ax-8 2145 ax-9 2153 ax-ext 2735 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-tru 1573 df-ex 1810 df-sb 2097 df-clab 2742 df-cleq 2755 df-clel 2838 df-v 3457 df-in 3913 df-ss 3923 |
| This theorem is referenced by: fictb 10228 isacs1i 17714 rescabs 17891 lsmdisj 19752 dmdprdsplit2lem 20118 rhmsscrnghm 20751 rngcresringcat 20755 acsfn1p 20883 obselocv 21859 restbas 23296 neitr 23318 restcls 23319 restntr 23320 nrmsep 23495 cldllycmp 23633 fclsneii 24155 tsmsres 24282 trcfilu 24431 metdseq0 24993 iundisj2 25689 uniioombllem3 25725 ppisval 27249 ppisval2 27250 chtwordi 27301 ppiwordi 27307 chpub 27365 chebbnd1lem1 27614 mdbr2 32629 mdslj1i 32652 mdsl2i 32655 mdslmd1lem1 32658 mdslmd3i 32665 mdexchi 32668 sumdmdlem 32751 iundisj2f 32916 iundisj2fi 33123 cycpmco2f1 33425 tocyccntz 33445 esumrnmpt2 34439 bnj1177 35375 sstotbnd2 38406 lcvexchlem5 39793 pnonsingN 40688 dochnoncon 42146 eldioph2lem2 43475 limsupres 46402 limsupresxr 46463 liminfresxr 46464 liminflelimsuplem 46472 ssdisjd 49569 |
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