funtool is a visual function
calculator that manipulates and displays functions of one variable.
At the click of a button, for example,
a graph representing the sum, product, difference, or ratio of two
functions that you specify.
funtool includes a
function memory that allows you to store functions for later retrieval.
funtool displays graphs of a
pair of functions,
f(x) = x and
1. The graphs plot the functions over the domain
funtool also displays a control
panel that lets you save, retrieve, redefine, combine, and transform
The top of the control panel contains a group of editable text fields.
Displays a symbolic expression representing
|Displays a symbolic expression representing |
Displays the domain used to plot
Displays a constant factor used to modify
reflect any changes you make to the contents of the control panel's
The bottom part of the control panel contains an array of buttons
f and perform other operations.
The first row of control buttons replaces
various transformations of
Simplified form of
The operators int f and finv can fail if the corresponding symbolic expressions do not exist in closed form.
The second row of buttons translates and scales
the domain of
f by a constant factor
specify the factor, enter its value in the field labeled a= on the calculator control panel. The operations
The first four buttons of the third row replace
a combination of
The remaining buttons on the third row interchange
The first three buttons in the fourth row allow you to store and retrieve functions from the calculator's function memory.
The other four buttons on the fourth row perform miscellaneous functions:
Resets the calculator to its initial state.
Displays the online help for the calculator.
Runs a short demo of the calculator.
Closes the calculator's windows.