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Definition df-c 9392
Description: Define the set of complex numbers. The 23 axioms for complex numbers start at axresscn 9419. (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 9384 . 2  class  CC
2 cnr 9138 . . 3  class  R.
32, 2cxp 4939 . 2  class  ( R. 
X.  R. )
41, 3wceq 1370 1  wff  CC  =  ( R.  X.  R. )
Colors of variables: wff setvar class
This definition is referenced by:  opelcn  9400  0ncn  9404  addcnsr  9406  mulcnsr  9407  dfcnqs  9413  axaddf  9416  axmulf  9417  axcnex  9418  axresscn  9419  axcnre  9435  wuncn  9441
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