Definition df-c 8037

Description: Define the set of complex numbers. (Contributed by NM, 22-Feb-1996.)

Assertion

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

Detailed syntax breakdown of Definition df-c

Step	Hyp	Ref	Expression
1		cc 8029	. 2 class CC
2		cnr 7516	. . 3 class R.
3	2, 2	cxp 4723	. 2 class ( R. X. R. )
4	1, 3	wceq 1397	1 wff CC = ( R. X. R. )

This definition is referenced by:  opelcn  8045  0ncn  8050  cnm  8051  addcnsr  8053  mulcnsr  8054  dfcnqs  8060  addvalex  8063  axcnex  8078  axresscn  8079  axaddcl  8083  axmulcl  8085  axaddcom  8089  ax0id  8097  axcnre  8100