Theorem uunT21 39009

Description: A deduction unionizing a non-unionized collection of virtual hypotheses. (Contributed by Alan Sare, 3-Dec-2015.) (Proof modification is discouraged.) (New usage is discouraged.) (Proof modification is discouraged.) (New usage is discouraged.)

Hypothesis

Ref	Expression
uunT21.1	|- ( ( T. /\ ( ph /\ ps ) ) -> ch )

Assertion

Ref	Expression
uunT21	|- ( ( ph /\ ps ) -> ch )

Proof of Theorem uunT21

Step	Hyp	Ref	Expression
1		uunT21.1	. 2 |- ( ( T. /\ ( ph /\ ps ) ) -> ch )
2	1	uunT1 39007	1 |- ( ( ph /\ ps ) -> ch )

Syntax hints:   -> wi 4   /\ wa 384   T. wtru 1484

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 197  df-or 385  df-an 386  df-tru 1486

This theorem is referenced by: (None)