Make sure to use constants & methods from Math class only and all non-integer numerical literals are suffixed w/ d: ![]()
Docs.Oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Math.html
TAU→2 * Math.PIcos(PI)→Math.cos(Math.PI)-5.4→-5.4d1e3→1e3d