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10-4 Using mathematical functions
Keyboard functions
The most frequently used functions are available directly from
the keyboard. Many of the keyboard functions also accept
complex numbers as arguments.
>@
,>@,>[@,>@ Add, Subtract, Multiply, Divide. Also accepts complex
numbers, lists and matrices.
value1+ value2, etc.
>6+,)7@e
x
Natural exponential. Also accepts complex numbers.
e^value
Example
e^5 returns 148.413159103
>OQ@ Natural logarithm. Also accepts complex numbers.
LN(value)
Example
LN(1) returns 0
>6+,)7@10
x
Exponential (antilogarithm). Also accepts complex numbers.
10^value
Example
10^3 returns 1000
>ORJ@ Common logarithm. Also accepts complex numbers.
LOG(value)
Example
LOG(100) returns 2
>6,1@
,>&26@,>7$1@ Sine, cosine, tangent. Inputs and outputs depend on the
current angle format (Degrees, Radians, or Grads).
SIN(value)
COS(value)
TAN(value)
Example
TAN(45) returns 1 (Degrees mode).