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| Mirrors > Home > MPE Home > Th. List > trgtps | Structured version Visualization version GIF version | ||
| Description: A topological ring is a topological space. (Contributed by Mario Carneiro, 5-Oct-2015.) |
| Ref | Expression |
|---|---|
| trgtps | ⊢ (𝑅 ∈ TopRing → 𝑅 ∈ TopSp) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | trgtgp 24129 | . 2 ⊢ (𝑅 ∈ TopRing → 𝑅 ∈ TopGrp) | |
| 2 | tgptps 24041 | . 2 ⊢ (𝑅 ∈ TopGrp → 𝑅 ∈ TopSp) | |
| 3 | 1, 2 | syl 17 | 1 ⊢ (𝑅 ∈ TopRing → 𝑅 ∈ TopSp) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∈ wcel 2114 TopSpctps 22893 TopGrpctgp 24032 TopRingctrg 24117 |
| 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 ax-nul 5255 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-sb 2069 df-clab 2716 df-cleq 2729 df-clel 2812 df-ne 2934 df-rab 3402 df-v 3444 df-sbc 3743 df-dif 3906 df-un 3908 df-in 3910 df-ss 3920 df-nul 4288 df-if 4482 df-sn 4583 df-pr 4585 df-op 4589 df-uni 4866 df-br 5101 df-iota 6458 df-fv 6510 df-ov 7373 df-tmd 24033 df-tgp 24034 df-trg 24121 |
| This theorem is referenced by: tdrgtps 24138 tlmscatps 24152 |
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