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Definition df-erq 9312
Description: Define a convenience function that "reduces" a fraction to lowest terms. Note that in this form, it is not obviously a function; we prove this in nqerf 9329. (Contributed by NM, 27-Aug-1995.) (New usage is discouraged.)
Assertion
Ref Expression
df-erq

Detailed syntax breakdown of Definition df-erq
StepHypRef Expression
1 cerq 9253 . 2
2 ceq 9250 . . 3
3 cnpi 9243 . . . . 5
43, 3cxp 5002 . . . 4
5 cnq 9251 . . . 4
64, 5cxp 5002 . . 3
72, 6cin 3474 . 2
81, 7wceq 1395 1
Colors of variables: wff setvar class
This definition is referenced by:  nqerf  9329  nqerrel  9331  nqerid  9332
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