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Definition df-c 9501
Description: Define the set of complex numbers. The 23 axioms for complex numbers start at axresscn 9528. (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
StepHypRef Expression
1 cc 9493 . 2  class  CC
2 cnr 9246 . . 3  class  R.
32, 2cxp 4987 . 2  class  ( R. 
X.  R. )
41, 3wceq 1383 1  wff  CC  =  ( R.  X.  R. )
Colors of variables: wff setvar class
This definition is referenced by:  opelcn  9509  0ncn  9513  addcnsr  9515  mulcnsr  9516  dfcnqs  9522  axaddf  9525  axmulf  9526  axcnex  9527  axresscn  9528  axcnre  9544  wuncn  9550
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