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Definition df-0 8621
Description: Define the complex number 0. (Contributed by NM, 22-Feb-1996.) (New usage is discouraged.)
Assertion
Ref Expression
df-0  |-  0  =  <. 0R ,  0R >.

Detailed syntax breakdown of Definition df-0
StepHypRef Expression
1 cc0 8614 . 2  class  0
2 c0r 8367 . . 3  class  0R
32, 2cop 3544 . 2  class  <. 0R ,  0R >.
41, 3wceq 1619 1  wff  0  =  <. 0R ,  0R >.
Colors of variables: wff set class
This definition is referenced by:  axi2m1  8658  ax1ne0  8659  axrnegex  8661  axrrecex  8662  axpre-mulgt0  8667
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