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Calculates the antilogarithm
base e of the displayed num-
ber.
Common logarithm / antilog-
arithm and hexadecimal
number key
Press to obtain the base 10
logarithm of the displayed
number.
Hexadecimal number F key
(HEX mode only).
Press to obtain the base 10
antilogarithm of the displayed
number.
Real number enter / coordi-
nate conversion key
Used when the real parts of
complex numbers are entered
and when calling the real
parts of calculated results.
Clear Entry / Factorial key
Press to clear the display of
an incorrect number.
Calculates the factorial of the
displayed number.
Degree / Minutes / Second ƒ
Decimal degrees conversion
/ Hexadecimal number key
Converts degree / minute /
second to decimal degree.
Press 2ndF first to convert
decimal degree to degree /
minute second.
Hexadecimal number D key
(HEX mode only).
Natural Logarithm /
Antilogarithm number key
Used to obtain the logarithm
base e (e= 2.718281828).
Hexadecimal number E key
(HEX mode only).
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