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6–8 Entering and Evaluating Equations
File name 32sii-Manual-E-0424
Printed Date : 2003/4/24 Size : 17.7 x 25.2 cm
To display equations:
1. Press
{
G
. This activates Equation mode and turns on the EQN
annunciator. The display shows an entry from the equation list:
!
!
if there are no equations in the equation list or if the
equation pointer is at the top of the list.
The current equation (the last equation you viewed).
2. Press
z
or
z
to step through the equation list and view
each equation. The list "wraps around" at the top and bottom.
!
!
marks the "top" of the list.
To view a long equation:
1. Display the equation in the equation list, as described above. If it's more
than 12 characters long, only 12 characters are shown. The
annunciator indicates more characters to the right. The
annunciator over
6
means scrolling is turned on.
2. Press
6
to scroll the equation one character at a time, showing
characters to the right. Press
<
to show characters to the left.
and
turn off if there are no more characters to the left or right.
Press
{
[SCRL] to turn scrolling off and on. When scrolling is turned off, the
left end of the equation is displayed, the
annunciators are off, and the
unshifted top–row keys perform their labeled functions. You must turn off
scrolling if you want to enter a new equation that starts with a top–row
function, such as LN.
To select an equation:
Display the equation in the equation list, as described above. The displayed
equation is the one that's used for all equation operations.
Example:
Viewing an Equation.
View the last equation you entered.
Keys: Display: Description:
{
G
/ºº 1!.
Displays the current equation in the
equation list.
6
4
ºº 1!.2
Shows two more characters to the