Provides some complementary classes to the lib/kernel cluster.
 

Provides for system input and output through data streams.
 

This cluster contains the Iterator pattern applied on collections.
 

Provides all the classes that are fundamental to the design of the Eiffel language, as defined by the ELKS.
 

This cluster contains everything needed to manipulate arbitrarily long or precise numbers.
 

Provides for some ways to obtain pseudo-random numbers.
 

Provides for some classes to sort a collection.
 

Provides for time dealing.
 

Contains two kinds of classes:

• The different commands provided by the SmallEiffel suite,
• Some general-purpose classes used by all those tools.
   

Provides for the concrete classes implementing E_TYPE.
 

Provides for the concrete classes implementing EXPRESSION.
 

Provides for the concrete classes implementing E_FEATURE.
 

Provides for the concrete classes implementing INSTRUCTION.
 

Provides for many classes.
 

Provides for the concrete classes implementing RUN_FEATURE.