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Theorem moani 2012
 Description: "At most one" is still true when a conjunct is added. (Contributed by NM, 9-Mar-1995.)
Hypothesis
Ref Expression
moani.1
Assertion
Ref Expression
moani

Proof of Theorem moani
StepHypRef Expression
1 moani.1 . 2
2 moan 2011 . 2
31, 2ax-mp 7 1
 Colors of variables: wff set class Syntax hints:   wa 102  wmo 1943 This theorem was proved from axioms:  ax-1 5  ax-2 6  ax-mp 7  ax-ia1 104  ax-ia2 105  ax-ia3 106  ax-io 663  ax-5 1377  ax-7 1378  ax-gen 1379  ax-ie1 1423  ax-ie2 1424  ax-8 1436  ax-10 1437  ax-11 1438  ax-i12 1439  ax-bndl 1440  ax-4 1441  ax-17 1460  ax-i9 1464  ax-ial 1468  ax-i5r 1469 This theorem depends on definitions:  df-bi 115  df-nf 1391  df-sb 1687  df-eu 1945  df-mo 1946 This theorem is referenced by:  euxfr2dc  2778  fvopab6  5296  1stconst  5873  2ndconst  5874
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