public void OnPlot()
    {
        series.seriesName = equationStr;
        series.pointValues.Clear();

        string        formattedEquationStr = WMG_Util.GetFormattedEquationString(equationStr);
        List <string> rpnString            = WMG_Util.ShuntingYardAlgorithm(formattedEquationStr);

        for (float i = minX; i <= (maxX + Mathf.Epsilon); i += intervalX)
        {
            i = Mathf.Round(i * decimalsMultiplier) / decimalsMultiplier;
            Vector2 expResult = WMG_Util.ExpressionEvaluator(rpnString, i);
            if (!float.IsNaN(expResult.y))
            {
                series.pointValues.Add(expResult);
            }
        }
    }