Definition df-c 9280

Description: Define the set of complex numbers. The 23 axioms for complex numbers start at axresscn 9307. (Contributed by NM, 22-Feb-1996.) (New usage is discouraged.)

Assertion

Ref	Expression
df-c	|- CC = ( R. X. R. )

Detailed syntax breakdown of Definition df-c

Step	Hyp	Ref	Expression
1		cc 9272	. 2 class CC
2		cnr 9026	. . 3 class R.
3	2, 2	cxp 4833	. 2 class ( R. X. R. )
4	1, 3	wceq 1369	1 wff CC = ( R. X. R. )

This definition is referenced by:  opelcn  9288  0ncn  9292  addcnsr  9294  mulcnsr  9295  dfcnqs  9301  axaddf  9304  axmulf  9305  axcnex  9306  axresscn  9307  axcnre  9323  wuncn  9329