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Chapter 3: Basic Calculations — Basic Keyboard
e Recalls the previous entry. This is useful when you want to modify
the previous entry, rather than reenter the whole expression over.
Example
• Calculate 4
× 6.
4 | 6 E
Next, calculate 4 × 8.
@ e B 8 E
Note: Executed expressions are stored in a temporary memory in the
executed order. If the temporary memory is full, the oldest data is
automatically deleted. Be aware that e may not function on
these occasions.
A maximum of 160 bytes can be stored in the temporary memory.
The capacity may vary when there are division codes between
expressions.
When switching from equation edit mode to one-line edit mode in
the SETUP menu, all the numerical and graph equations stored in
the temporary memory are cleared and cannot be recalled.
$ Enters “pi”. Pi is a mathematical constant, representing the ratio
of the circumference of a circle to its diameter.
Example
• Enter “2π”. (= 6.283185307)
2 @ $ E
j Calls up the CATALOG menu. From the CATALOG menu, you can
directly access various functions in the menus.
• Functions are listed in alphabetic order.
•Move the cursor using the {/} keys and press E
to access or enter the function.
• Press A and an appropriate alphabetic key (A to Z) to
navigate the catalog.
• Press A
+ { /} to scroll the catalog page by page
and press @ + {/} to jump to the beginning or the
end of the catalog.
• See page 246 for details.