Calculates the regularized lower incomplete Gamma function γ(x,a).
Usage
Returns
Number.gammainc(right)
Number
Argument
Type
Details
this: left
Number
The left-hand value.
right
Number
The right-hand value.
Examples
Code Editor (JavaScript)
print('Lower incomplete gamma function for x = 0, a = 1',
ee.Number(0).gammainc(1)); // 0
print('Lower incomplete gamma function for x = 1, a = 1',
ee.Number(1).gammainc(1)); // 0.632120558
print('Lower incomplete gamma function for x = 10, a = 1',
ee.Number(10).gammainc(1)); // 0.999954600
print('Lower incomplete gamma function for x = -1, a = 1',
ee.Number(-1).gammainc(1)); // NaN
print('Lower incomplete gamma function for x = 10, a = -1',
ee.Number(10).gammainc(-1)); // NaN