MPE Home Metamath Proof Explorer < Previous   Next >
Nearby theorems
Mirrors  >  Home  >  MPE Home  >  Th. List  >  pm2.07 Structured version   Visualization version   GIF version

Theorem pm2.07 896
Description: Theorem *2.07 of [WhiteheadRussell] p. 101. (Contributed by NM, 3-Jan-2005.)
Assertion
Ref Expression
pm2.07 (𝜑 → (𝜑𝜑))

Proof of Theorem pm2.07
StepHypRef Expression
1 olc 862 1 (𝜑 → (𝜑𝜑))
Colors of variables: wff setvar class
Syntax hints:  wi 4  wo 841
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 208  df-or 842
This theorem is referenced by:  oridm  898
  Copyright terms: Public domain W3C validator