Metamath Proof Explorer


Definition df-field

Description: Afield is a commutative division ring. (Contributed by Mario Carneiro, 17-Jun-2015)

Ref Expression
Assertion df-field Field=DivRingCRing

Detailed syntax breakdown

Step Hyp Ref Expression
0 cfield classField
1 cdr classDivRing
2 ccrg classCRing
3 1 2 cin classDivRingCRing
4 0 3 wceq wffField=DivRingCRing