Theorem anandi3r 988

Description: Distribution of triple conjunction over conjunction. (Contributed by David A. Wheeler, 4-Nov-2018.)

Assertion

Ref	Expression
anandi3r

Proof of Theorem anandi3r

Step	Hyp	Ref	Expression
1		3anan32 985	. 2
2		anandir 829	. 2
3	1, 2	bitri 249	1

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

This theorem is referenced by:  alsi-no-surprise  33211

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