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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 22773 | . 2 ⊢ (𝑅 ∈ TopRing → 𝑅 ∈ TopGrp) | |
2 | tgptps 22685 | . 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 2111 TopSpctps 21537 TopGrpctgp 22676 TopRingctrg 22761 |
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 1911 ax-6 1970 ax-7 2015 ax-8 2113 ax-9 2121 ax-10 2142 ax-11 2158 ax-12 2175 ax-ext 2770 ax-nul 5174 |
This theorem depends on definitions: df-bi 210 df-an 400 df-or 845 df-3an 1086 df-tru 1541 df-ex 1782 df-nf 1786 df-sb 2070 df-mo 2598 df-eu 2629 df-clab 2777 df-cleq 2791 df-clel 2870 df-nfc 2938 df-ral 3111 df-rex 3112 df-rab 3115 df-v 3443 df-sbc 3721 df-dif 3884 df-un 3886 df-in 3888 df-ss 3898 df-nul 4244 df-sn 4526 df-pr 4528 df-op 4532 df-uni 4801 df-br 5031 df-iota 6283 df-fv 6332 df-ov 7138 df-tmd 22677 df-tgp 22678 df-trg 22765 |
This theorem is referenced by: tdrgtps 22782 tlmscatps 22796 |
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