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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 4183 | . 2 ⊢ (𝐴 ⊆ 𝐵 → (𝐴 ∩ 𝐶) ⊆ (𝐵 ∩ 𝐶)) | |
| 3 | 1, 2 | syl 17 | 1 ⊢ (𝜑 → (𝐴 ∩ 𝐶) ⊆ (𝐵 ∩ 𝐶)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∩ cin 3889 ⊆ wss 3890 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-ext 2709 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-tru 1545 df-ex 1782 df-sb 2069 df-clab 2716 df-cleq 2729 df-clel 2812 df-v 3432 df-in 3897 df-ss 3907 |
| This theorem is referenced by: fictb 10157 isacs1i 17614 rescabs 17791 lsmdisj 19647 dmdprdsplit2lem 20013 rhmsscrnghm 20633 rngcresringcat 20637 acsfn1p 20767 obselocv 21718 restbas 23133 neitr 23155 restcls 23156 restntr 23157 nrmsep 23332 cldllycmp 23470 fclsneii 23992 tsmsres 24119 trcfilu 24268 metdseq0 24830 iundisj2 25526 uniioombllem3 25562 ppisval 27081 ppisval2 27082 chtwordi 27133 ppiwordi 27139 chpub 27197 chebbnd1lem1 27446 mdbr2 32382 mdslj1i 32405 mdsl2i 32408 mdslmd1lem1 32411 mdslmd3i 32418 mdexchi 32421 sumdmdlem 32504 iundisj2f 32675 iundisj2fi 32885 cycpmco2f1 33200 tocyccntz 33220 esumrnmpt2 34228 bnj1177 35164 sstotbnd2 38109 lcvexchlem5 39498 pnonsingN 40393 dochnoncon 41851 eldioph2lem2 43207 limsupres 46151 limsupresxr 46212 liminfresxr 46213 liminflelimsuplem 46221 ssdisjd 49295 |
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