Definition df-0nq0 7425

Description: Define nonnegative 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

Step	Hyp	Ref	Expression
1		c0q0 7287	. 2 class 0Q0
2		c0 3423	. . . 4 class (/)
3		c1o 6410	. . . 4 class 1o
4	2, 3	cop 3596	. . 3 class <. (/) , 1o >.
5		ceq0 7285	. . 3 class ~Q0
6	4, 5	cec 6533	. 2 class [ <. (/) , 1o >. ] ~Q0
7	1, 6	wceq 1353	1 wff 0Q0 = [ <. (/) , 1o >. ] ~Q0

This definition is referenced by:  nq0m0r  7455  nq0a0  7456  prarloclem5  7499