Theorem 3an6 1309

Description: Analog of an4 824 for triple conjunction. (Contributed by Scott Fenton, 16-Mar-2011.) (Proof shortened by Andrew Salmon, 25-May-2011.)

Assertion

Ref	Expression
3an6

Proof of Theorem 3an6

Step	Hyp	Ref	Expression
1		an6 1308	. 2
2	1	bicomi 202	1

Syntax hints:  <->wb 184  /\wa 369  /\w3a 973

This theorem is referenced by:  an33rean  1342  f13dfv  6180  poxp  6912  axcontlem8  24274  cusgra3v  24464  wfrlem4  29346  cgr3tr4  29702  cotr2g  37786

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-an 371  df-3an 975