public static boolean isOperator(Character someCharacter)
    {
        char ch = someCharacter.charValue();
        
        switch(ch)
        {
            case '^':
            case '*':
            case '/':
            case '+':
            case '-':
            case '=':
                return true;
            default:
                return false;
        
        }//end switch(ch)
        
    }//end isOperator()