Definition df-inr 7290

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 7288	. 2 class inr
2		vx	. . 3 setvar 𝑥
3		cvv 2803	. . 3 class V
4		c1o 6618	. . . 4 class 1o
5	2	cv 1397	. . . 4 class 𝑥
6	4, 5	cop 3676	. . 3 class ⟨1o, 𝑥⟩
7	2, 3, 6	cmpt 4155	. 2 class (𝑥 ∈ V ↦ ⟨1o, 𝑥⟩)
8	1, 7	wceq 1398	1 wff inr = (𝑥 ∈ V ↦ ⟨1o, 𝑥⟩)

This definition is referenced by:  djurclr  7292  djurcl  7294  djurf1or  7299  djurf1o  7301  djuss  7312  1stinr  7318  2ndinr  7319  caseinj  7331  caseinr  7334  djudomr  7478  djurclALT  16500