def logarithm(self,base,value):
        """
        Computing logarithm approximation for a given value
        and a base of choice
        """
       
        self.base = base
        self.value = value
        
        #attempt to Approximate logarithm for a given base and value
        try:
            
            for i in self.ell_en(self.value):
                pass
            for j in self.ell_en(self.base):
                pass 
                result = round(i/j,8)
            
            return "log_b%s(%s) = : %s " % (self.base,self.value,result)

        #Raise TypeError if input is not numerical
        except TypeError:
            print  "\n<The entered value is not a number"

        Computing logarithm approximation for a given value
        and a base of choice
        
recipes/Python/576897_RectangleMethod/recipe-576897.py