Definition df-inr 7352

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 7350	. 2 class inr
2		vx	. . 3 setvar 𝑥
3		cvv 2815	. . 3 class V
4		c1o 6653	. . . 4 class 1o
5	2	cv 1397	. . . 4 class 𝑥
6	4, 5	cop 3697	. . 3 class ⟨1o, 𝑥⟩
7	2, 3, 6	cmpt 4176	. 2 class (𝑥 ∈ V ↦ ⟨1o, 𝑥⟩)
8	1, 7	wceq 1398	1 wff inr = (𝑥 ∈ V ↦ ⟨1o, 𝑥⟩)

This definition is referenced by:  djurclr  7354  djurcl  7356  djurf1or  7361  djurf1o  7363  djuss  7374  1stinr  7380  2ndinr  7381  caseinj  7393  caseinr  7396  djudomr  7540  djurclALT  16686