This is an inofficial mirror of http://metamath.tirix.org for personal testing of a visualizer extension only.

Metamath Proof Explorer

Theorem ringssrng

Description: The unital rings are non-unital rings. (Contributed by AV, 20-Mar-2020)

		Ref	Expression
	Assertion	ringssrng	$⊢ Ring \subseteq Rng$

Step	Hyp	Ref	Expression
1		ringrng	$⊢ x \in Ring \to x \in Rng$
2	1	ssriv	$⊢ Ring \subseteq Rng$