Texas Instruments TI-89 Titanium User Manual page 647

Press ¹ c 7 + letter to access uppercase Greek letters. Example:
•
¹ c 7 [W] displays Ω
The exact keys that you press on the TI-89 Titanium depend on whether alpha-lock is on
or off. For example:
On the TI-89 Titanium, if:
Alpha-lock is off.
Lowercase alpha-lock
2 ™
( ) is on.
Uppercase ALPHA-LOCK
7 ™
( ) is on.
If you press j on the TI-89 Titanium to access a Greek letter while alpha-
Important:
lock is on, it turns alpha-lock off.
For a List of All Special Characters
For a list of all special characters, refer to the Technical Reference module.
Text Editor
Then:
¹ c ¹ c j
X or
( is not required for X, Y, Z, or T.)
j
¹ c j
W displays
¹ c 7
W displays
7
( is used for uppercase letters.)
¹ c ξ
X displays .
¹ c ω
W displays
¹ c 7
W displays
¹ c ξ
X displays .
¹ c Ω
W displays
¹ c 7
W displays
ξ
X displays .
ω
.
Ω
.
.
Ω
.
.
Ω
.
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