972 B
972 B
Function gamma
Compute the gamma function of a value using Lanczos approximation for small values, and an extended Stirling approximation for large values.
For matrices, the function is evaluated element wise.
Syntax
math.gamma(n)
Parameters
| Parameter | Type | Description |
|---|---|---|
n |
number | Array | Matrix | A real or complex number |
Returns
| Type | Description |
|---|---|
| number | Array | Matrix | The gamma of n |
Throws
| Type | Description |
|---|
Examples
math.gamma(5) // returns 24
math.gamma(-0.5) // returns -3.5449077018110335
math.gamma(math.i) // returns -0.15494982830180973 - 0.49801566811835596i