Texas Instruments TI-86 Manual Book page 231

Menu( item# ," title1 ",
label1ã , item# ,
" title2 ", label2 , ...ä )
Lbl label
Goto label
IS>( variable , value )
DS<( variable , value )
Pause
Pause value
Return
Stop
tested when the End instruction is encountered
Sets up branching within a program as selected from menu keys &
through *; when encountered, displays the first of up to 3 menu
groups (up to 15 titles); when you select a title, the program
branches to the label that the title represents; item# is an integer ‚ 1
and  15 that specifies title's menu placement; title is a text string
from one to eight characters long (may be abbreviated in the menu)
Assigns a label to a program command; label can be one to eight
characters long, starting with a letter
Transfers control to the program branch labeled with label
Adds 1 to variable; if the answer is > value, the next command is
skipped; if the answer is  value, the next command is executed;
variable cannot be a built-in variable
Subtracts 1 from variable; if the answer is < value, the next
command is skipped; if the answer is ‚ value, the next command is
executed; variable cannot be a built-in variable
Halts the program so that you can examine results, including
displayed graphs and tables; to resume the program, press b
Displays value on the home screen so that you can scroll large
values, such as lists, vectors, or matrices; to resume, press b
Exits a subroutine (page 224) and returns to the calling program,
even if encountered within nested loops; within the main program,
stops the program and returns to the home screen (an implied
exits each subroutine upon completion and returns to the calling
program)
Stops a program and returns to the home screen
Chapter 16: Programming
219
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