Metamath Proof Explorer


Theorem cnfldfld

Description: The complex numbers form a field. (Contributed by Thierry Arnoux, 6-Jul-2025)

Ref Expression
Assertion cnfldfld fld ∈ Field

Proof

Step Hyp Ref Expression
1 cndrng fld ∈ DivRing
2 cncrng fld ∈ CRing
3 isfld ( ℂfld ∈ Field ↔ ( ℂfld ∈ DivRing ∧ ℂfld ∈ CRing ) )
4 1 2 3 mpbir2an fld ∈ Field