Theorem lringring 13956

Description: A local ring is a ring. (Contributed by Jim Kingdon, 20-Feb-2025.) (Revised by SN, 23-Feb-2025.)

Assertion

Ref	Expression
lringring	|- ( R e. LRing -> R e. Ring )

Proof of Theorem lringring

Step	Hyp	Ref	Expression
1		lringnzr 13955	. 2 |- ( R e. LRing -> R e. NzRing )
2		nzrring 13945	. 2 |- ( R e. NzRing -> R e. Ring )
3	1, 2	syl 14	1 |- ( R e. LRing -> R e. Ring )

Syntax hints:   -> wi 4   e. wcel 2176   Ringcrg 13758  NzRingcnzr 13941  LRingclring 13952

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-ia1 106  ax-ia2 107  ax-ia3 108  ax-io 711  ax-5 1470  ax-7 1471  ax-gen 1472  ax-ie1 1516  ax-ie2 1517  ax-8 1527  ax-10 1528  ax-11 1529  ax-i12 1530  ax-bndl 1532  ax-4 1533  ax-17 1549  ax-i9 1553  ax-ial 1557  ax-i5r 1558  ax-ext 2187

This theorem depends on definitions:  df-bi 117  df-nf 1484  df-sb 1786  df-clab 2192  df-cleq 2198  df-clel 2201  df-nfc 2337  df-rab 2493  df-in 3172  df-ss 3179  df-nzr 13942  df-lring 13953

This theorem is referenced by:  lringuplu  13958  aprcotr  14047  aprap  14048