HP 33s - Manual (Page 99)

Entering and Evaluating Equations 6–7
„    ! ! 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 ™ or š 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
14 characters long, only 14 characters are shown. The ¨ annunciator
indicates more characters to the right.
2. Press — 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.
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:
| H
/ºº 1!.2 Displays the current equation in the
equation list.
— — —
ºº 1!.2- Shows three more characters to the
right.
˜
ºº 1!.2- Shows one character to the left.
‡
 Leaves Equation mode.
Editing and Clearing Equations
You can edit or clear an equation that you're typing. You can also edit or clear
equations saved in the equation list.