.REQUIRE "CONTROL"
.STC .REQUIRE "CONTROL"
.variant RSX
.STYLE CHAPTER 4,2,2
.autosubtitle
.enable levels ,1
.set paragraph 0,1,2
.STC .DISPLAY NUMBER "- " RL " -"
.stc .req "TITLE"
.REQUIRE 'INTROD'
.REQUIRE 'OPERATION'
.REQUIRE 'SWITCHES'
.REQUIRE 'SOURCE'
.REQUIRE 'CASE'
.REQUIRE 'SPECIAL'
.require "HINTS"
.REQUIRE 'COMMAND'
.REQUIRE 'TEXTFORM'
.REQUIRE 'PAGEFORM'
.REQUIRE "PAGEHEAD"
.REQUIRE 'LIST'
.REQUIRE "CHAPTER"
.REQUIRE "SECTHEAD"
.REQUIRE "DISPLAY"
.REQUIRE 'MODESET'
.REQUIRE 'PARAMSET'
.REQUIRE "FLAGS"
.REQUIRE "ENABLE"
.REQUIRE 'ESCAPE'
.REQUIRE "INDEX"
.require "TOC"
.require "EQUATION"
.require "IF"
.require "LIMITS"
.require "fill"
.REQUIRE 'ERRORS'
.REQUIRE 'BUILDING'
.REQUIRE 'CHARAPEN'
.REQUIRE 'COMNAPEN'
.REQUIRE 'printers'
.FILL
.NJ
.APPENDIX ^^INDEX
.LM ;.RM 
.FIGURE 3
.CENTER
(RUNOFF commands appear in upper case.)
.SET PARAGRAPH 0,1,3
.PRINT INDEX
.send toc .REQUIRE 'PREFACE'
.COMMENT END OF TEXT