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Definition df-1nqqs 6506
Description: Define positive fraction constant 1. This is a "temporary" set used in the construction of complex numbers, and is intended to be used only by the construction. From Proposition 9-2.2 of [Gleason] p. 117. (Contributed by NM, 29-Oct-1995.)
Assertion
Ref Expression
df-1nqqs  |-  1Q  =  [ <. 1o ,  1o >. ]  ~Q

Detailed syntax breakdown of Definition df-1nqqs
StepHypRef Expression
1 c1q 6436 . 2  class  1Q
2 c1o 6024 . . . 4  class  1o
32, 2cop 3405 . . 3  class  <. 1o ,  1o >.
4 ceq 6434 . . 3  class  ~Q
53, 4cec 6134 . 2  class  [ <. 1o ,  1o >. ]  ~Q
61, 5wceq 1259 1  wff  1Q  =  [ <. 1o ,  1o >. ]  ~Q
Colors of variables: wff set class
This definition is referenced by:  1nq  6521  1qec  6543  mulidnq  6544  1lt2nq  6561  addpinq1  6619  caucvgprlemm  6823  caucvgprprlemmu  6850  caucvgsr  6943  pitonnlem1  6978  nntopi  7025
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