Quick Reference Guide

TI-Nspire™ Reference Guide 133
Shortcuts for entering math expressions
Shortcuts let you enter elements of math expressions by typing instead of using the Catalog or
Symbol Palette. For example, to enter the expression ‡6, you can type
sqrt(6) on the entry line.
When you press
·, the expression sqrt(6) is changed to ‡6. Some shortrcuts are useful from
both the handheld and the computer keyboard. Others are useful primarily from the computer
keyboard.
From the handheld or computer keyboard
From the computer keyboard
To enter this: Type this shortcut:
p pi
q
theta
ˆ
infinity
{
<=
|
>=
ƒ
/=
&
(store operator) =:
| | (absolute value)
abs(...)
‡
() sqrt(...)
G
()
(Sum template)
sumSeq(...)
Π
()
(Product template)
prodSeq(...)
sin/(), cos/(), ... arcsin(...), arccos(...), ...
@
List() deltaList(...)
To enter this: Type this shortcut:
i (imaginary constant) @i
e (natural log base e) @e
E (scientific notation)
@E
T
(transpose)
@t
R (radians)
@r
¡ (degrees)
@d
g
(gradians)
@g
± (angle)
@<