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EngineRing -- the class of rings handled by the engine


The engine handles most of the types of rings in the system.

The command new Engine from x is not meant for general users, and provides the developers with a way to create top-level rings corresponding to rings implemented in the engine. Here x may be:

Types of engine ring :

Methods that use an engine ring :

For the programmer

The object EngineRing is a type, with ancestor classes Ring < Type < MutableHashTable < HashTable < Thing.