TI -86 用户手册

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58
Chapter 4:  Constants, Conversions, Bases, and Complex Numbers
04CCCB.DOC   TI-86, Chap 4,  US English   Bob Fedorisko   Revised: 02/13/01 2:20 PM   Printed: 02/13/01 3:01 PM   Page 58 of 16
04CCCB.DOC   TI-86, Chap 4,  US English   Bob Fedorisko   Revised: 02/13/01 2:20 PM   Printed: 02/13/01 3:01 PM   Page 58 of 16
04CCCB.DOC   TI-86, Chap 4,  US English   Bob Fedorisko   Revised: 02/13/01 2:20 PM   Printed: 02/13/01 3:01 PM   Page 58 of 16
Using Built-In and User-Created Constants
A constant is a variable with a specific value stored to it. The 
CONS
 
BLTIN
 menu items are
common constants built into the TI
-86. You cannot edit the value of a built-in constant.
You can create your own constants and add them to the user-created constant menu for
easy access. To enter a user-created constant, you must use the user-created constant
editor (page 60); you cannot use X or 
=
 to create a constant.
The CONS (Constants) Menu     
- ‘
BLTIN
EDIT
USER
    built-in 
  user-created
constants menu
 constants menu
 user-created
constants editor
The CONS BLTIN (Built-In Constants) Menu     
- ‘ &
BLTIN
EDIT
USER
Na
k
Cc
ec
Rc
4
Gc
g
Me
Mp
Mn
4
m
0
H
0
h
c
u
You can select built-in
constants from the
CONS BLTIN
 menu or enter
them using the keyboard and
the 
CHAR GREEK
 menu.