equationOfCenter function

num equationOfCenter(
  1. num M
)

Implementation

num equationOfCenter(num M) {
  var firstFactor = 1.9148 * math.sin(M);
  var secondFactor = 0.02 * math.sin(2 * M);
  var thirdFactor = 0.0003 * math.sin(3 * M);

  return rad * (firstFactor + secondFactor + thirdFactor);
}