Definition df-funss 38703

Description: Define the class of all function sets (but not necessarily function relations, cf. df-funsALTV 38704). It is used only by df-funsALTV 38704. (Contributed by Peter Mazsa, 17-Jul-2021.)

Assertion

Ref	Expression
df-funss	⊢ Funss = {𝑥 ∣ ≀ 𝑥 ∈ CnvRefRels }

Detailed syntax breakdown of Definition df-funss

Step	Hyp	Ref	Expression
1		cfunss 38233	. 2 class Funss
2		vx	. . . . . 6 setvar 𝑥
3	2	cv 1539	. . . . 5 class 𝑥
4	3	ccoss 38204	. . . 4 class ≀ 𝑥
5		ccnvrefrels 38212	. . . 4 class CnvRefRels
6	4, 5	wcel 2109	. . 3 wff ≀ 𝑥 ∈ CnvRefRels
7	6, 2	cab 2714	. 2 class {𝑥 ∣ ≀ 𝑥 ∈ CnvRefRels }
8	1, 7	wceq 1540	1 wff Funss = {𝑥 ∣ ≀ 𝑥 ∈ CnvRefRels }

This definition is referenced by:  dffunsALTV  38706