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Theorem idiALT 39520
Description: Placeholder for idi 2. Though unnecessary, this theorem is sometimes used in proofs in this mathbox for pedagogical purposes. (Contributed by Alan Sare, 31-Dec-2011.) (Proof modification is discouraged.) (New usage is discouraged.)
Ref Expression
idiALT.1 𝜑
Ref Expression
idiALT 𝜑

Proof of Theorem idiALT
StepHypRef Expression
1 idiALT.1 1 𝜑
Colors of variables: wff setvar class
This theorem is referenced by:  ax6e2nd  39601  trsspwALT2  39872  sspwtrALT  39875  suctrALT  39879  sstrALT2  39888  suctrALT3  39977  sspwimpALT  39978  ax6e2ndALT  39983  ax6e2ndeqALT  39984  isosctrlem1ALT  39987  iunconnlem2  39988  sineq0ALT  39990
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