/// <summary>
/// this method calculate logarithms
/// </summary>
/// <param name="equation"></param>
/// <param name="leftBracket"></param>
/// <param name="subEquation"></param>
/// <param name="result"></param>
/// <param name="subList"></param>
/// <param name="tsq"></param>
static void CalculateLogarithm(ref string equation, int leftBracket, ref string subEquation, ref double result, ref List <string> subList, ref string tsq)
{
if (subEquation.Contains('-'))
{
throw new InvalidInputException(equation);
}
if (equation[leftBracket - 1] == 'n')
{
result = Math.Log(Prioritiescalculation(ref subEquation, ref subList));
equation = equation.Replace("ln(" + tsq + ")", result.ToString());
}
else if (equation[leftBracket - 1] == 'g')
{
result = Math.Log2(Prioritiescalculation(ref subEquation, ref subList));
equation = equation.Replace("log(" + tsq + ")", result.ToString());
}
else
{
result = Prioritiescalculation(ref subEquation, ref subList);
equation = equation.Replace("(" + tsq + ")", result.ToString());
}
}
