Table of Contents
Factorial
| Block Group: | Math Operations |
| Icon: |  |
The Factorial block returns the single factorial of a number. The single factorial of n is equal to 1*2*3*…* n.
For information on using dataflow blocks, see Dataflow.
For accepted and excluded arguments of Math Operations blocks, see Math Operations.
Input/Output Property
The following property of the Factorial block can take input and give output.
- input (number)
input specifies the number to find the factorial for.
Output Property
The following property of the Factorial block can give output but cannot take input.
- output (number)
output returns the factorial of the input.
Special Cases for the Factorial Block
The following are special cases for the Factorial block:
- A negative input value causes 1 to be returned.
- If the input value is not an integer, it is truncated.
- The factorial of zero is one.
- Error values, and text that cannot be resolved to a number, cause 1 to be returned.
