Definition df-c 7834

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

Assertion

Ref	Expression
df-c	⊢ ℂ = (R × R)

Detailed syntax breakdown of Definition df-c

Step	Hyp	Ref	Expression
1		cc 7826	. 2 class ℂ
2		cnr 7313	. . 3 class R
3	2, 2	cxp 4638	. 2 class (R × R)
4	1, 3	wceq 1363	1 wff ℂ = (R × R)

This definition is referenced by:  opelcn  7842  0ncn  7847  cnm  7848  addcnsr  7850  mulcnsr  7851  dfcnqs  7857  addvalex  7860  axcnex  7875  axresscn  7876  axaddcl  7880  axmulcl  7882  axaddcom  7886  ax0id  7894  axcnre  7897