Database
SUPPLEMENTARY MATERIAL (USERS' MATHBOXES)
Mathbox for Alexander van der Vekens
Rings (extension)
Rng homomorphisms
crngs
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df-rnghomo
Metamath Proof Explorer
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Structured
Syntax definition
crngs
Description:
non-unital ring isomorphisms.
Ref
Expression
Assertion
crngs
class
RngIsom