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Theorem tdrgtmd 24031
Description: A topological division ring is a topological monoid. (Contributed by Mario Carneiro, 5-Oct-2015.)
Assertion
Ref Expression
tdrgtmd (𝑅 ∈ TopDRing → 𝑅 ∈ TopMnd)

Proof of Theorem tdrgtmd
StepHypRef Expression
1 tdrgtrg 24028 . 2 (𝑅 ∈ TopDRing → 𝑅 ∈ TopRing)
2 trgtmd2 24024 . 2 (𝑅 ∈ TopRing → 𝑅 ∈ TopMnd)
31, 2syl 17 1 (𝑅 ∈ TopDRing → 𝑅 ∈ TopMnd)
Colors of variables: wff setvar class
Syntax hints:  wi 4  wcel 2098  TopMndctmd 23925  TopRingctrg 24011  TopDRingctdrg 24012
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1789  ax-4 1803  ax-5 1905  ax-6 1963  ax-7 2003  ax-8 2100  ax-9 2108  ax-ext 2697  ax-nul 5299
This theorem depends on definitions:  df-bi 206  df-an 396  df-or 845  df-3an 1086  df-tru 1536  df-fal 1546  df-ex 1774  df-sb 2060  df-clab 2704  df-cleq 2718  df-clel 2804  df-ne 2935  df-rab 3427  df-v 3470  df-sbc 3773  df-dif 3946  df-un 3948  df-in 3950  df-ss 3960  df-nul 4318  df-if 4524  df-sn 4624  df-pr 4626  df-op 4630  df-uni 4903  df-br 5142  df-iota 6488  df-fv 6544  df-ov 7407  df-tgp 23928  df-trg 24015  df-tdrg 24016
This theorem is referenced by: (None)
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