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Theorem idiALT 36802
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.)
Hypothesis
Ref Expression
idiALT.1  |-  ph
Assertion
Ref Expression
idiALT  |-  ph

Proof of Theorem idiALT
StepHypRef Expression
1 idiALT.1 1  |-  ph
Colors of variables: wff setvar class
This theorem is referenced by:  ax6e2nd  36895  trsspwALT2  37180  sspwtrALT  37183  suctrALT  37195  sstrALT2  37204  suctrALT3  37294  sspwimpALT  37295  ax6e2ndALT  37300  ax6e2ndeqALT  37301  isosctrlem1ALT  37304  iunconlem2  37305  sineq0ALT  37307
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