1. 4.6.1. INTRODUCTION TO THE UNIX OPERATING SYSTEM
   1. 4.6.1.1. LOGGING ON AND OFF
   2. 4.6.1.2. SPECIAL KEYS AND CHARACTERS
   3. 4.6.1.3. FILE MANAGEMENT
   4. 4.6.1.4. DIRECTORIES AND FILES
   5. 4.6.1.5. UNIX DIRECTORY COMMANDS
   6. 4.6.1.6. INPUT/OUTPUT REDIRECTION (>,<,>>,>&,>>&)
   7. 4.6.1.7. PIPELINING COMMANDS
   8. 4.6.1.8. TERMINAL HANDLING
2. 4.6.2. UNIX COMMANDS
   1. 4.6.2.1. COMMONLY USED COMMANDS
   2. 4.6.2.2. MORE COMMANDS
3. 4.6.3. CSH - THE C SHELL
   1. 4.6.3.1. SHELL HISTORY
      1. 4.6.3.1.1 RECALLING COMMANDS
      2. 4.6.3.1.2 MODIFYING HISTORY
      3. 4.6.3.1.3 EXTRACTING ARGUMENTS FOR HISTORY
   2. 4.6.3.2. COMMAND ALIASING
   3. 4.6.3.3. PROCESS CONTROL -- SUSPENDED JOBS
   4. 4.6.3.4. .login / .cshrc/ .logout
   5. 4.6.3.5. CSH PROGRAMS
      1. 4.6.3.5.1 RUNNING A csh PROGRAM
      2. 4.6.3.5.2 VARIABLES
         1. 4.6.3.5.2.1 DECLARING AND MANIPULATING VARIABLES
         2. 4.6.3.5.2.2 ARRAYS
      3. 4.6.3.5.3 OPERATORS
         1. 4.6.3.5.3.1 ARITHMETIC OPERATORS
         2. 4.6.3.5.3.2 COMPARISON
         3. 4.6.3.5.3.3 LOGICAL
         4. 4.6.3.5.3.4 SHIFT OPERATORS
         5. 4.6.3.5.3.5 UNARY OPERATORS
         6. 4.6.3.5.3.6 FILE STATUS OPERATORS
      4. 4.6.3.5.4 CONTROL STRUCTURES
         1. 4.6.3.5.4.1 FOREACH NAME (WORDLIST)
         2. 4.6.3.5.4.2 WHILE (EXPRESSION)
         3. 4.6.3.5.4.3 IF (EXPRESSION)
         4. 4.6.3.5.4.4 SWITCH (STRING) / CASE
         5. 4.6.3.5.4.5 REPEAT N COMMAND
      5. 4.6.3.5.5 USER INPUT
      6. 4.6.3.5.5 COMMAND LINE ARGUMENTS
      7. 4.6.3.5.6 EXAMPLE
   6. 4.6.3.6. REGULAR EXPRESSIONS
4. 4.6.4. HERCULES
   1. 4.6.4.1. PURPOSE
   2. 4.6.4.2. OVERVIEW OF SOFTWARE AVAILABLE
   3. 4.6.4.3. PRINTING
5. 4.6.5. DEC 5000'S
   1. 4.6.5.1. PURPOSE
   2. 4.6.5.2. OVERVIEW OF SOFTWARE AVAILABLE
   3. 4.6.5.3. PRINTING
6. 4.6.6. MERCURY
   1. 4.6.6.1. PURPOSE
   2. 4.6.6.2. OVERVIEW OF SOFTWARE AVAILABLE
   3. 4.6.6.3. PRINTING
7. 4.6.7. PASSWORDS
   1. 4.6.7.1 CHOOSING PASSWORDS
8. 4.6.7. THE UNIX TOOLS
   1. 4.6.7.1. CC: THE "C" COMPILER
   2. 4.6.7.2. MAKE: THE PROJECT MANAGER
   3. 4.6.7.3. LINT: THE SYNTACTIC CHECKER
   4. 4.6.7.4. DBX: THE DEBUGGER
   5. 4.6.7.5. CB: THE "C" BEAUTIFIER
   6. 4.6.7.6. TAR
9. 4.6.8. A SAMPLE MAKEFILE
   1. 4.6.8.1. A SAMPLE USING O3 OPTIMIZATION
10. 4.6.9. TEXT PROCESSING
    1. 4.6.9.1. TBL - EQN - NROFF
    2. 4.6.9.2. LATEX