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Section 5
The Display
and Continuous Memory
Display Control
The HP 15c has three display formats—•, i, and ^—that use
a given number (0 through 9) to specify display format. The illustration
below shows how the number 123,456 would be displayed specified to
four places in each possible mode.
´ • 4 :
123,456.0000
´ i 4
:
1.2346 05
´ ^ 4
:
123.46 03
Owing to Continuous Memory, any change you make in the display format
will be preserved until Continuous Memory is reset.
The current display format takes effect when digit entry is terminated;
until then, all digits you key in (up to 10) are displayed.
Fixed Decimal Display
• (fixed decimal) format displays a figure with the number of decimal
places you specify (up to nine, depending on the size of the integer
portion.) Exponents will be displayed if the number is too small or too
large for the display. At “power-up”, the HP 15c is in • 4 format. The
key sequence is ´ • n.
Keystrokes Display
123.4567895
123.4567895
´ • 4
123.4568
´ • 6
123.456790
Display is rounded to six decimal places.
(Ten places are stored internally.)
´ • 4
123.4568
Usual • 4 display.
Scientific Notation Display
i (scientific) format displays a number in scientific notation. The