Texas Instruments NS/CLM/1L1/B - NSpire Math And Science Handheld Graphing Calculator, Руководство пользователя

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Working with Documents 47
4. When the variable name is typed, press
·
. The value is saved to
that variable name, and the stored value or its name appears in bold
text to indicate it is a stored value.
Creating a variable from a Lists & Spreadsheet cell value
You can share a cell value with other TI-Nspire™ math and science
learning technology applications. When defining or referring to a shared
cell in Lists & Spreadsheet, you precede the name with an apostrophe (‘).
1. Click the cell that you want to share.
2. Press
h
or
/ L
. A formula is inserted into the cell with
var
as a
placeholder for a variable name.
3. Replace the letters “
var
” with a name for the variable, and press
·
.
The value is now available as a variable to other TI-Nspire™ math
and science learning technology applications within the current
problem.
Note: If a variable with the name you specified already exists in the
current problem, Lists & Spreadsheet displays an error message.
Creating Calculator variables
As alternatives to using
h
, you can use “
:=
” or the Define command.
All of the following statements are equivalent.
5+8
3 &
num
num
:= 5+8
3
Define
num
=5+8
3
Special considerations for variables
Rules for naming variables
Variable and function names that you create must meet the following
naming rules.