Additional Facilities

• Input Parsing
• Output Printing
• Graphs
• Macros
  • Defining Macros
  • Identifier Macros
  • Expansion Time Binding and Evaluation
  • Expanding Macros
• Global Names
• Constant Names
• Keywords
• Evaluation Handler
• Load Handler
• Print Handler
• Prompt Read Handler
• Error Display Handler
• Error Escape Handler
• Debug Info Handler
• Exit Handlers
• User Breaks
• Compilation
• Dynamic Extensions
• Operating System Processes
• Miscellaneous Extensions