MPE Home Metamath Proof Explorer < Previous   Next >
Nearby theorems
Mirrors  >  Home  >  MPE Home  >  Th. List  >  truimtru Unicode version

Theorem truimtru 1427
Description: A -> identity. (Contributed by Anthony Hart, 22-Oct-2010.)
Assertion
Ref Expression
truimtru

Proof of Theorem truimtru
StepHypRef Expression
1 id 22 . 2
21bitru 1407 1
Colors of variables: wff setvar class
Syntax hints:  ->wi 4  <->wb 184   wtru 1396
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8
This theorem depends on definitions:  df-bi 185  df-tru 1398
  Copyright terms: Public domain W3C validator