Core library interfaces.
namespace library
The core types of the ideal library.
package elements
Declarations of builtin operators.
package operators
Interfaces for input/output channels and related types.
package channels
Declarations for patterns: a pattern is a predicate on lists with
extra operations.
package patterns
Character-related functions, such as is_letter() or is_whitespace().
package characters
Declarations for structured text (markup).
package texts
Declarations for resources, resource catalogs and resource identifiers.
package resources
Declarations for logging and log messages.
package messages
Declarations for interfaces used in reflection.
package reflections
Declaration for graph interface.
package graphs
Handle years/month/days.
package calendars