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Theorem nzrnz 14198
Description: One and zero are different in a nonzero ring. (Contributed by Stefan O'Rear, 24-Feb-2015.)
Hypotheses
Ref Expression
isnzr.o 1 = (1r𝑅)
isnzr.z 0 = (0g𝑅)
Assertion
Ref Expression
nzrnz (𝑅 ∈ NzRing → 10 )

Proof of Theorem nzrnz
StepHypRef Expression
1 isnzr.o . . 3 1 = (1r𝑅)
2 isnzr.z . . 3 0 = (0g𝑅)
31, 2isnzr 14197 . 2 (𝑅 ∈ NzRing ↔ (𝑅 ∈ Ring ∧ 10 ))
43simprbi 275 1 (𝑅 ∈ NzRing → 10 )
Colors of variables: wff set class
Syntax hints:  wi 4   = wceq 1397  wcel 2202  wne 2402  cfv 5326  0gc0g 13340  1rcur 13974  Ringcrg 14011  NzRingcnzr 14195
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-in1 619  ax-in2 620  ax-io 716  ax-5 1495  ax-7 1496  ax-gen 1497  ax-ie1 1541  ax-ie2 1542  ax-8 1552  ax-10 1553  ax-11 1554  ax-i12 1555  ax-bndl 1557  ax-4 1558  ax-17 1574  ax-i9 1578  ax-ial 1582  ax-i5r 1583  ax-ext 2213
This theorem depends on definitions:  df-bi 117  df-3an 1006  df-tru 1400  df-nf 1509  df-sb 1811  df-clab 2218  df-cleq 2224  df-clel 2227  df-nfc 2363  df-ne 2403  df-rex 2516  df-rab 2519  df-v 2804  df-un 3204  df-sn 3675  df-pr 3676  df-op 3678  df-uni 3894  df-br 4089  df-iota 5286  df-fv 5334  df-nzr 14196
This theorem is referenced by:  nzrunit  14204  lringnz  14211  subrgnzr  14258  rrgnz  14284
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