Definition df-c 5394

Description: Define the set of complex numbers. The 25 axioms for complex numbers start at axcnex 5421.

Assertion

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

Detailed syntax breakdown of Definition df-c

Step	Hyp	Ref	Expression
1		cc 5386	. 2 class CC
2		cnr 5147	. . 3 class R.
3	2, 2	cxp 3249	. 2 class (R. X. R.)
4	1, 3	wceq 992	1 wff CC = (R. X. R.)

This definition is referenced by:  opelcn 5402  0ncn 5405  addcnsr 5407  mulcnsr 5408  dfcnqs 5416  axaddopr 5419  axmulopr 5420  axcnex 5421  axresscn 5422  ax0id 5435  ax1id 5436  axcnre 5440

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