Chapter 18: Text Editor 327
18TXTED.DOC TI-89/TI-92 Plus: Text Editor (English) Susan Gullord Revised: 02/23/01 1:15 PM Printed: 02/23/01 2:18 PM Page 327 of 18
Several keys let you access lowercase and uppercase Greek letters.
For example:
On the TI.89: On the TI.92 Plus:
1. Press
¥ c to access the
Greek character set.
2. Press
¥ c j + letter to
access lowercase Greek
letters. Example:
¥ c j [W] displays ω
3. Press
¥ c ¤ + letter to
access uppercase Greek
letters. Example:
¥ c ¤ [W] displays Ω
1. Press 2 G to access the
Greek character set.
2. Press 2 G + letter to access
lowercase Greek letters.
Example:
2 G W displays ω
3. Press 2 G ¤ + letter to
access uppercase Greek
letters. Example:
2 G ¤ W displays Ω
The exact keys that you press on the TI-89 depend on whether alpha-
lock is on or off. For example:
On the TI.89, if: Then:
A
lpha-lock is off. ¥ c X or ¥ c j X displays ξ.
¥ c j W displays ω.
¥ c ¤ W displays Ω.
Lowercase alpha-lock
( 2 ™ ) is on.
¥ c X displays ξ.
¥ c W displays ω.
¥ c ¤ W displays Ω.
Uppercase ALPHA-LOCK
( ¤ ™ ) is on.
¥ c X displays ξ.
¥ c W displays Ω.
¥ c ¤ W displays Ω.
For a list of all special characters, refer to Appendix B.
Important: If you press
j
on the
TI-89
to access
a Greek letter while alpha-
lock is on
,
it turns alpha-loc
k
off.
For a List of All
Special Characters
¤ is used for
uppercase letters.
j is not required
for X, Y, Z, or T.