Metamath Proof Explorer


Definition df-prrngo

Description: Obsolete definition, use df-prmring instead. Define the class of prime rings. A ring is prime if the zero ideal is a prime ideal. (Contributed by Jeff Madsen, 10-Jun-2010) (New usage is discouraged.)

Ref Expression
Assertion df-prrngo PrRing = { 𝑟 ∈ RingOps ∣ { ( GId ‘ ( 1st ‘ 𝑟 ) ) } ∈ ( PrIdl ‘ 𝑟 ) }

Detailed syntax breakdown

Step Hyp Ref Expression
0 cprrng ⊢ PrRing
1 vr ⊢ 𝑟
2 crngo ⊢ RingOps
3 cgi ⊢ GId
4 c1st ⊢ 1st
5 1 cv ⊢ 𝑟
6 5 4 cfv ⊢ ( 1st ‘ 𝑟 )
7 6 3 cfv ⊢ ( GId ‘ ( 1st ‘ 𝑟 ) )
8 7 csn ⊢ { ( GId ‘ ( 1st ‘ 𝑟 ) ) }
9 cpridl ⊢ PrIdl
10 5 9 cfv ⊢ ( PrIdl ‘ 𝑟 )
11 8 10 wcel ⊢ { ( GId ‘ ( 1st ‘ 𝑟 ) ) } ∈ ( PrIdl ‘ 𝑟 )
12 11 1 2 crab ⊢ { 𝑟 ∈ RingOps ∣ { ( GId ‘ ( 1st ‘ 𝑟 ) ) } ∈ ( PrIdl ‘ 𝑟 ) }
13 0 12 wceq ⊢ PrRing = { 𝑟 ∈ RingOps ∣ { ( GId ‘ ( 1st ‘ 𝑟 ) ) } ∈ ( PrIdl ‘ 𝑟 ) }