Texas Instruments TINSPIRE Reference Guide - Page 139

Shortcuts for entering math expressions, From the handheld or computer keyboard

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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 To enter this: p q store operator) | | (absolute value) ‡() G() (Sum template) Π() (Product template) sin/(), cos/(), ... @List() Type this shortcut: pi theta infinity abs(...) sqrt(...) sumSeq(...) prodSeq(...) arcsin(...), arccos(...), ... deltaList(...) From the computer keyboard To enter this: i (imaginary constant) e (natural log base e) E (scientific notation) T (transpose) R (radians) ¡ (degrees) g (gradians) ± (angle) Type this shortcut: @i @e @E @t @r @d @g @< TI-Nspire™ Reference Guide 133

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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)
@<