public readonly struct CoordinateRange(double value1, double value2)
{
   ......
 public static CoordinateRange Extrema(IEnumerable<double> values)
 {
         if (!values.Any())
             return CoordinateRange.NoLimits;

         var nonNanValues = values.Where(i => !double.IsNaN(i));    //When all Y data is double.NaN
         double min = nonNanValues.Min();       //<<<<<<----------------error
         double max = nonNanValues.Max();
         return new(min, max);
  }