~~NOTOC~~
<=[[4rpl:start| Index]] \\
<= [[4rpl:start#Math]]  

====== atan ======
atan(<-toTarget)) ->targetRadians

===== Description =====
Calculates the arctangent of the input, returns the angle in radians.

===== Examples =====
<code 4rpl>
trace(atan(1)) #prints PI/4
</code>
<=[[4rpl:start| Index]]