Mathlib Map

Structures · Logic and sets

FirstOrder.Language.LHom.IsExpansionOn

A language homomorphism is an expansion on a structure if it commutes with the interpretation of all symbols on that structure.

Defined in
Mathlib.ModelTheory.LanguageMap
Shape
2 explicit arguments · adds map_onFunction, map_onRelation

Extends0

Extends nothing: this is a root of the hierarchy.

Extended by0

Nothing extends this class yet.

Concrete types that are instances4

  • FirstOrder.Language.order
  • FirstOrder.Language.sum
  • FirstOrder.Language.constantsOn
  • FirstOrder.Language.withConstants

How is a type an instance?

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Assumed by34

Ancestors0

No ancestors.