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Mentions to Goal in major_concepts are meant to be DomainGoal #707

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May 15, 2021
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Mentions to Goal in major_concepts are meant to be DomainGoal #707

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4 changes: 2 additions & 2 deletions book/src/engine/major_concepts.md
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Expand Up @@ -9,9 +9,9 @@ logic.
A "goal" in Chalk can be thought of as "something we want to prove". The engine
itself understands `GoalData`s. `GoalData`s consist of the most basic logic,
such as introducing Binders (`Forall` or `Exists`) or combining goals (`All`).
On the other hand, `Goal` represents an opaque goal generated
On the other hand, `DomainGoal` represents an opaque goal generated
externally. As such, it may contain any extra information or may be interned.
When solving a logic predicate, Chalk will lazily convert `Goal`s
When solving a logic predicate, Chalk will lazily convert `DomainGoal`s
into `GoalData`s.

There are three types of completely opaque `GoalData`s that Chalk can solve:
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