Theorem idiALT 36249

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

Step	Hyp	Ref	Expression
1		idiALT.1	1 |- ph

This theorem is referenced by:  ax6e2nd  36368  trsspwALT2  36654  sspwtrALT  36657  suctrALT  36669  sstrALT2  36678  suctrALT3  36768  sspwimpALT  36769  ax6e2ndALT  36774  ax6e2ndeqALT  36775  isosctrlem1ALT  36778  iunconlem2  36779  sineq0ALT  36781