Theorem or32 527

Description: A rearrangement of disjuncts. (Contributed by NM, 18-Oct-1995.) (Proof shortened by Andrew Salmon, 26-Jun-2011.)

Assertion

Ref	Expression
or32

Proof of Theorem or32

Step	Hyp	Ref	Expression
1		orass 524	. 2
2		or12 523	. 2
3		orcom 387	. 2
4	1, 2, 3	3bitri 271	1

Syntax hints:  <->wb 184  \/wo 368

This theorem is referenced by:  sspsstri  3605  somo  4839  ordtri3  4919  psslinpr  9430  xrnepnf  11358  xrinfmss  11530  tosso  15666  lineunray  29797  or32dd  30494

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-or 370