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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 17 | 1 ⊢ (𝜑 → (𝐴 ∩ 𝐶) ⊆ (𝐵 ∩ 𝐶)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∩ cin 3902 ⊆ wss 3903 |
| 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 3444 df-in 3910 df-ss 3920 |
| This theorem is referenced by: fictb 10166 isacs1i 17592 rescabs 17769 lsmdisj 19622 dmdprdsplit2lem 19988 rhmsscrnghm 20610 rngcresringcat 20614 acsfn1p 20744 obselocv 21695 restbas 23114 neitr 23136 restcls 23137 restntr 23138 nrmsep 23313 cldllycmp 23451 fclsneii 23973 tsmsres 24100 trcfilu 24249 metdseq0 24811 iundisj2 25518 uniioombllem3 25554 ppisval 27082 ppisval2 27083 chtwordi 27134 ppiwordi 27140 chpub 27199 chebbnd1lem1 27448 mdbr2 32383 mdslj1i 32406 mdsl2i 32409 mdslmd1lem1 32412 mdslmd3i 32419 mdexchi 32422 sumdmdlem 32505 iundisj2f 32676 iundisj2fi 32887 cycpmco2f1 33217 tocyccntz 33237 esumrnmpt2 34245 bnj1177 35181 sstotbnd2 38019 lcvexchlem5 39408 pnonsingN 40303 dochnoncon 41761 eldioph2lem2 43112 limsupres 46057 limsupresxr 46118 liminfresxr 46119 liminflelimsuplem 46127 ssdisjd 49161 |
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