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Definition df-nq 8778
 Description: Define class of positive fractions. This is a "temporary" set used in the construction of complex numbers df-c 8985, and is intended to be used only by the construction. From Proposition 9-2.2 of [Gleason] p. 117. (Contributed by NM, 16-Aug-1995.) (New usage is discouraged.)
Assertion
Ref Expression
df-nq
Distinct variable group:   ,

Detailed syntax breakdown of Definition df-nq
StepHypRef Expression
1 cnq 8716 . 2
2 vx . . . . . . 7
32cv 1651 . . . . . 6
4 vy . . . . . . 7
54cv 1651 . . . . . 6
6 ceq 8715 . . . . . 6
73, 5, 6wbr 4204 . . . . 5
8 c2nd 6339 . . . . . . . 8
95, 8cfv 5445 . . . . . . 7
103, 8cfv 5445 . . . . . . 7
11 clti 8711 . . . . . . 7
129, 10, 11wbr 4204 . . . . . 6
1312wn 3 . . . . 5
147, 13wi 4 . . . 4
15 cnpi 8708 . . . . 5
1615, 15cxp 4867 . . . 4
1714, 4, 16wral 2697 . . 3
1817, 2, 16crab 2701 . 2
191, 18wceq 1652 1
 Colors of variables: wff set class This definition is referenced by:  nqex  8789  0nnq  8790  elpqn  8791  pinq  8793  nqereu  8795
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