Definition df-inr 9988

Description: Right injection of a disjoint union. (Contributed by Mario Carneiro, 21-Jun-2022.)

Assertion

Ref	Expression
df-inr	⊢ inr = (𝑥 ∈ V ↦ ⟨1o, 𝑥⟩)

Detailed syntax breakdown of Definition df-inr

Step	Hyp	Ref	Expression
1		cinr 9985	. 2 class inr
2		vx	. . 3 setvar 𝑥
3		cvv 3450	. . 3 class V
4		c1o 8473	. . . 4 class 1o
5	2	cv 1568	. . . 4 class 𝑥
6	4, 5	cop 4834	. . 3 class ⟨1o, 𝑥⟩
7	2, 3, 6	cmpt 5185	. 2 class (𝑥 ∈ V ↦ ⟨1o, 𝑥⟩)
8	1, 7	wceq 1569	1 wff inr = (𝑥 ∈ V ↦ ⟨1o, 𝑥⟩)

This definition is used by:  djurcl  9996  djurf1o  9998  inrresf  10001  djur  10004  djuss  10005  djuun  10011  1stinr  10014  2ndinr  10015