Definition df-inr 7211

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

Assertion

Ref	Expression
df-inr	|- inr = ( x e. _V |-> <. 1o , x >. )

Detailed syntax breakdown of Definition df-inr

Step	Hyp	Ref	Expression
1		cinr 7209	. 2 class inr
2		vx	. . 3 setvar x
3		cvv 2799	. . 3 class _V
4		c1o 6553	. . . 4 class 1o
5	2	cv 1394	. . . 4 class x
6	4, 5	cop 3669	. . 3 class <. 1o , x >.
7	2, 3, 6	cmpt 4144	. 2 class ( x e. _V |-> <. 1o , x >. )
8	1, 7	wceq 1395	1 wff inr = ( x e. _V |-> <. 1o , x >. )

This definition is referenced by:  djurclr  7213  djurcl  7215  djurf1or  7220  djurf1o  7222  djuss  7233  1stinr  7239  2ndinr  7240  caseinj  7252  caseinr  7255  djudomr  7398  djurclALT  16124