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Gamma Function
The Gamma function is called “gamma” on the ClassPad.
∫
+∞
0
t
x–1
e
–t
dtΓ(x) =
For an integer
n
the gamma is evaluated as shown below.
(
n
– 1) !,
n
>
0
Γ
(
n
) =
{
undefined
,
n
<
0
The gamma is defined for all real numbers excluding zero and negative integers. It is also
defined for all complex numbers where either the real or imaginary part of the complex
number is not an integer.
Gamma of a symbolic expression returns unevaluated.
Syntax: gamma(
x
)
x
: variable or number
Examples:
2-4-18
Function Calculations