Definition df-inr 7004

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 7002	. 2 class inr
2		vx	. . 3 setvar 𝑥
3		cvv 2721	. . 3 class V
4		c1o 6368	. . . 4 class 1o
5	2	cv 1341	. . . 4 class 𝑥
6	4, 5	cop 3573	. . 3 class ⟨1o, 𝑥⟩
7	2, 3, 6	cmpt 4037	. 2 class (𝑥 ∈ V ↦ ⟨1o, 𝑥⟩)
8	1, 7	wceq 1342	1 wff inr = (𝑥 ∈ V ↦ ⟨1o, 𝑥⟩)

This definition is referenced by:  djurclr  7006  djurcl  7008  djurf1or  7013  djurf1o  7015  djuss  7026  1stinr  7032  2ndinr  7033  caseinj  7045  caseinr  7048  djudomr  7167  djurclALT  13518