Texas Instruments TI-80 Manual Book page 53

^
(Power)
2
(Square)
‡ (Square Root)
LOG
10^
LN
e^
2
^
(power, Z), (square, a), and
be used with decimal numbers, fractions, expressions, or lists.
When used with a fraction,
^
value power, value
Note: Raising a negative number to a noninteger power can
result in a complex number, which returns an error.
These functions find the logarithm l, power of ten 2 h,
and natural log x of the specified value or list of values.
LOG value, 10^ power,
( 2 s) returns the constant e raised to a power or list of
e^
powers. e^1 returns the value of the constant e.
e^ power
‡
‡ returns a decimal number.
2
, ‡
value
LN value
Math, Angle, and Test Operations 2-5
(square root, 2 ]) may