Texas Instruments TINSPIRE Manual Book page 422

Calculator then displays the stat.results variables.
Note: You can copy values from the stat.results variables and paste
them into the entry line.
Creating a piecewise function
1. Begin the function definition. For example, type the following.
Define f(x,y)=
2. On the
Utilities
Handheld: Press
3. Select .
The Piecewise Function dialog box displays.
4. Type the
Number of Function Pieces
Calculator displays a template with spaces for the pieces.
5. Type the expressions into the template, and press
function.
6. Enter an expression to evaluate or graph the function. For example,
enter the expression
410 Calculator
tab, click to display the templates.
t
.
f(1,2) on the Calculator entry line.
, and select .
OK
·
to define the