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Returns the sign of the input value.

Note  

For nonzero complex numbers, this node returns a complex value with the same phase as the input and with a magnitude of 1.

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number

An input to this operation.

This input supports both scalar numbers and arrays of numbers.

Data Type Changes on FPGA

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sign

The sign of the input value. sign returns the following values.

-1 number is less than 0.
0 number is equal to 0.
1 number is greater than 0.
When number is in the form of a + b i, that is, when number is complex, the following equation defines sign:
a + b i | a + b i |

Data Type Changes on FPGA