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Theorem simp1rr 1021

Description: Simplification of conjunction. (Contributed by NM, 9-Mar-2012.)

**Assertion**
Ref	Expression
simp1rr	$/\$ $/\$ $/\$ $/\$

**Proof of Theorem simp1rr**
Step	Hyp	Ref	Expression
1		simprr 733	. 2 $/\$ $/\$
2	1	3ad2ant1 976	1 $/\$ $/\$ $/\$ $/\$

Colors of variables: wff setvar class

Syntax hints:

wi 4 $/\$ wa 358 $/\$ w3a 934

This theorem was proved from axioms: ax-1 5 ax-2 6 ax-3 7 ax-mp 8

This theorem depends on definitions: df-bi 177 df-an 360 df-3an 936

This theorem is referenced by: nnpw1ex 4484 sfin112 4529