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Definition df-0nq0 6581
Description: Define non-negative fraction constant 0. This is a "temporary" set used in the construction of complex numbers, and is intended to be used only by the construction. (Contributed by Jim Kingdon, 5-Nov-2019.)
Assertion
Ref Expression
df-0nq0  |- 0Q0  =  [ <. (/) ,  1o >. ] ~Q0

Detailed syntax breakdown of Definition df-0nq0
StepHypRef Expression
1 c0q0 6443 . 2  class 0Q0
2 c0 3251 . . . 4  class  (/)
3 c1o 6024 . . . 4  class  1o
42, 3cop 3405 . . 3  class  <. (/) ,  1o >.
5 ceq0 6441 . . 3  class ~Q0
64, 5cec 6134 . 2  class  [ <. (/)
,  1o >. ] ~Q0
71, 6wceq 1259 1  wff 0Q0  =  [ <. (/) ,  1o >. ] ~Q0
Colors of variables: wff set class
This definition is referenced by:  nq0m0r  6611  nq0a0  6612  prarloclem5  6655
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