Python | Decimal log10() method

Decimal#log10() : log10() is a Decimal class method which returns the base ten logarithm of the Decimal value.

Syntax: Decimal.log10()

Parameter: Decimal values

Return: the base ten logarithm of the Decimal value.

Code #1 : Example for log10() method



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# Python Program explaining 
# log10() method
  
# loading decimal library
from decimal import *
  
  
# Initializing a decimal value
a = Decimal('.9932')
  
b = Decimal('0.142857')
  
# printing Decimal values
print ("Decimal value a : ", a)
print ("Decimal value b : ", b)
  
  
# Using Decimal.log10() method
print ("\n\nDecimal a with log10() method : ", a.log10())
  
print ("Decimal b with log10() method : ", b.log10())

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Output :

Decimal value a :  0.9932
Decimal value b :  0.142857


Decimal a with log10() method :  -0.002963289117473302730973454338
Decimal b with log10() method :  -0.8450984743089558813497604715

Code #2 : Example for log10() method

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# Python Program explaining 
# log10() method
  
# loading decimal library
from decimal import *
  
  
# Initializing a decimal value
a = Decimal('3.14')
  
b = Decimal('321e + 5')
  
# printing Decimal values
print ("Decimal value a : ", a)
print ("Decimal value b : ", b)
  
  
# Using Decimal.log10() method
print ("\n\nDecimal a with log10() method : ", a.log10())
  
print ("Decimal b with log10() method : ", b.log10())

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Output :

Decimal value a :  3.14
Decimal value b :  3.21E+7


Decimal a with log10() method :  0.4969296480732149319752200246
Decimal b with log10() method :  7.506505032404872078129569143



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