Definition df-c 7356

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 7348	. 2 class CC
2		cnr 6856	. . 3 class R.
3	2, 2	cxp 4436	. 2 class ( R. X. R. )
4	1, 3	wceq 1289	1 wff CC = ( R. X. R. )

This definition is referenced by:  opelcn  7364  0ncn  7369  addcnsr  7371  mulcnsr  7372  dfcnqs  7378  addvalex  7381  axcnex  7396  axresscn  7397  axaddcl  7401  axmulcl  7403  axaddcom  7405  ax0id  7413  axcnre  7416