Theorem lnrring 44113

Description: Left-Noetherian rings are rings. (Contributed by Stefan O'Rear, 24-Jan-2015.)

Assertion

Ref	Expression
lnrring	⊢ (𝐴 ∈ LNoeR → 𝐴 ∈ Ring)

Proof of Theorem lnrring

Step	Hyp	Ref	Expression
1		islnr 44112	. 2 ⊢ (𝐴 ∈ LNoeR ↔ (𝐴 ∈ Ring ∧ (ringLMod‘𝐴) ∈ LNoeM))
2	1	simplbi 502	1 ⊢ (𝐴 ∈ LNoeR → 𝐴 ∈ Ring)

This proof depends on syntax axioms:   → wi 4   ∈ wcel 2145  ‘cfv 6538  Ringcrg 20459  ringLModcrglmod 21447  LNoeMclnm 44076  LNoeRclnr 44110

This proof depends on axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1828  ax-4 1842  ax-5 1943  ax-6 2000  ax-7 2041  ax-8 2147  ax-9 2155  ax-ext 2733

This proof depends on definitions:  df-bi 210  df-an 402  df-or 862  df-3an 1105  df-tru 1573  df-fal 1583  df-ex 1813  df-sb 2100  df-clab 2740  df-cleq 2753  df-clel 2836  df-rab 3414  df-v 3453  df-dif 3902  df-un 3904  df-ss 3916  df-nul 4280  df-if 4483  df-sn 4585  df-pr 4587  df-op 4591  df-uni 4868  df-br 5104  df-iota 6494  df-fv 6546  df-lnr 44111

This theorem is used by:  lnr2i  44117  hbtlem6  44130  hbt  44131