Definition df-inr 7013

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 7011	. 2 class inr
2		vx	. . 3 setvar 𝑥
3		cvv 2726	. . 3 class V
4		c1o 6377	. . . 4 class 1o
5	2	cv 1342	. . . 4 class 𝑥
6	4, 5	cop 3579	. . 3 class ⟨1o, 𝑥⟩
7	2, 3, 6	cmpt 4043	. 2 class (𝑥 ∈ V ↦ ⟨1o, 𝑥⟩)
8	1, 7	wceq 1343	1 wff inr = (𝑥 ∈ V ↦ ⟨1o, 𝑥⟩)

This definition is referenced by:  djurclr  7015  djurcl  7017  djurf1or  7022  djurf1o  7024  djuss  7035  1stinr  7041  2ndinr  7042  caseinj  7054  caseinr  7057  djudomr  7176  djurclALT  13683