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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 4182 | . 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 3888 ⊆ wss 3889 |
| 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 2708 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-tru 1545 df-ex 1782 df-sb 2069 df-clab 2715 df-cleq 2728 df-clel 2811 df-v 3431 df-in 3896 df-ss 3906 |
| This theorem is referenced by: fictb 10166 isacs1i 17623 rescabs 17800 lsmdisj 19656 dmdprdsplit2lem 20022 rhmsscrnghm 20642 rngcresringcat 20646 acsfn1p 20776 obselocv 21708 restbas 23123 neitr 23145 restcls 23146 restntr 23147 nrmsep 23322 cldllycmp 23460 fclsneii 23982 tsmsres 24109 trcfilu 24258 metdseq0 24820 iundisj2 25516 uniioombllem3 25552 ppisval 27067 ppisval2 27068 chtwordi 27119 ppiwordi 27125 chpub 27183 chebbnd1lem1 27432 mdbr2 32367 mdslj1i 32390 mdsl2i 32393 mdslmd1lem1 32396 mdslmd3i 32403 mdexchi 32406 sumdmdlem 32489 iundisj2f 32660 iundisj2fi 32870 cycpmco2f1 33185 tocyccntz 33205 esumrnmpt2 34212 bnj1177 35148 sstotbnd2 38095 lcvexchlem5 39484 pnonsingN 40379 dochnoncon 41837 eldioph2lem2 43193 limsupres 46133 limsupresxr 46194 liminfresxr 46195 liminflelimsuplem 46203 ssdisjd 49283 |
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