Computes the arctangent of one value divided by another value (y/x).

## y

An input to this operation.

This input supports scalar numbers, arrays or clusters of numbers, and arrays of clusters of numbers.

Data Type Changes on FPGA

## x

An input to this operation.

This input supports scalar numbers and fixed-size 1-dimensional arrays of numbers.

Data Type Changes on FPGA

## atan2(y,x)

Result of the operation. atan2(y,x) falls in the range [-pi, pi].

When x or y are complex, the following equation defines atan2(y,x):
$a\mathrm{tan}2\left(y,x\right)=\frac{1}{2}i\mathrm{ln}\left(\frac{i+\frac{y}{x}}{i-\frac{y}{x}}\right)$

Data Type Changes on FPGA